When Percy loses his shout, his position as leader of Tiger Towers comes into question. Percy, Sissabelle, Flap-Flap and Tattoo try to keep the castle running, while also looking for the missing shout. Eventually Percy's friends vie to be leader of the castle, but none of them are brave enough to enter the dragon's cave - where Percy is finally reunited with his shout.
When Zip's stitches come loose and Miss Hoot wants to fix him with needle and thread, Percy says Zip is reluctant to be fixed. Off in Percy's fantasy land of Tiger Towers Zip drinks one of Alabaa's magic potions and gradually turns to stone. Percy and Zip are worried about telling Alabaa in case they get in trouble.
When Tattoo wants to go out of bounds at school, Miss Hoot tells him a pirate story. Red Tattoo ignores the warning signs and crosses into the sea of secrets. It's not long before he's facing fast currents, sharp rocks and the edge of the world. Tattoo and his friends discover that some lines aren't worth crossing.
Sissabelle loves to bounce, whether it's on the trampoline in the playground or on the clouds of Doe Dreamlands. But when she won't stop to let someone else have a go, she finds that she can't stop even if she wants to. And with Prince Charming coming and fairy cakes to bake, she's going to need a little help from her friends.
When Sissabelle insists on only using pink pencils in class, her three friends take her to their own lands to show her the beauty of their favourite colours. At first Sissabelle is in 'totally pink mode', unable to see the value of other colours. But when her friends help her to paint her special 'rainbow' picture for Prince Charming using all the colours of the rainbow, Sissabelle sees the light.
When Prince Charming announces a beauty pageant, Sissabelle makes everyone take part. She's sure she's going to win - and Nuts is sure he's going to have some fun spoiling it for everyone. Will any of the gang be brave enough to stand up to the mischievous monkey - and to their beautiful, bossy friend?
When Alabaa predicts an impending Dragon attack, Percy asks everyone to practice sounding the alarm but Tattoo is more interested in playing with Nuts. When the alarm sounds Percy, Sissabelle and Flap Flap lead the escape out of the castle. Tattoo meanwhile is lost in the dungeons playing hide and seek and his friends have to come to his rescue.
When Flap-Flap would rather do her own thing than join in a party, Miss Hoot tells the friends about a story about a superhero who visits Doe Dreamlands. Flap-Flap is too busy investigating some mysterious clouds to join in with Sissabelle's Fairy Fun Day, and ruins it for everyone else. When she finally decides to give up her own time for her friends she realises she can use her ingenuity to make up a game that will become everyone's favourite.
A rainy day means Tattoo can't play - and he needs to let off some steam. But when the Doe Dreamlands falls under a dangerous sleeping spell, he learns the importance of taking things gently and quietly. Will the gang reverse the spell - or will Tattoo's noisy antics wake everyone too soon and send the Dreamlands to sleep forever?
Flap-Flap likes things done her way, not because she's bossy, but because she's particular. In her fantasy world of Batburg there's chaos on the streets and the friends have to split up to sort the city out. Flap-Flap doesn't think they can do it without her so clones herself so she can be on everyone's team. How will Flap-Flap react when she meets herself?
Sissabelle annoys her friends when she keeps changing her mind about what game to play. In her fantasy world Doe Dreamlands a rare Wishing Star arrives. All the friends know what they want their wish to be, but Sissabelle is too fickle to decide. When the Wishing Star threatens to disappear Sissabelle has a race against time to work out what she really, really wants.
Nuts wants to take over the castle and convinces Percy that there's a Damsel in distress lost in the woods who needs rescuing from a dangerous dragon. Percy who has been reading about a 'Legendary Knight' in the 'Book of All Things' is easily convinced and sets off on a daring rescue mission. But the rescue is a disaster as Percy and his friends find themselves going around in circles in the dense forest, with no sign of a Damsel or a Dragon.
In the playground Tattoo sees a spider and finds it ugly. He goes to crush it. But Miss Hoot makes him think twice - in Squirrel Sands the Golden Acorn is at sea and keeps coming upon an enormous whale. Tattoo think is might be trying to sink the ship and makes plans to trap it. Eventually the four friends realise the whale is protecting the ship from sharks. He may be big and powerful, but he's also a friend. Back in the playground Miss Hoot explains the spider eats insect pests. It's not a threat - it's useful.
It's raining in break time, so the friends are inside. Percy wants to read his comic, but his friends all want him to help them do the things they want to do. Miss Hoot sees that he can't say no to them... In Tiger Towers. Percy is really keen to go and find the Holy Grail. It's his main ambition. But each of his friends have something they'd love to find too - and because Percy doesn't like to say no, he's constantly distracted from his quest. He realises that he's never going to find the Holy Grail if he doesn't learn to say no - and part of it is getting the others excited about the Holy Grail.
Off on a school trip, Nuts has brought an enormous chocolate bar. Tattoo is greedy for one just like it - and in Squirrel Sands, he's found an even huger treasure. Will he be able to get it aboard the Golden Acorn, or has he bitten off more than he can chew? Will Nuts steal the treasure - and how will he feel after eating a slab of chocolate as long as his arm?
When Tattoo hears a mermaid's call far out at sea, he is determined to find her no matter what the cost. The sighting of a mermaid brings a pirate 'good luck for life'. And so despite an oncoming storm and the caution of his friends he sets sail. But Tattoo and his crew of friends are soon in trouble as the sea becomes treacherous and the Golden Acorn is pitched into the eye of the storm. Still Tattoo ignores his friends' warning and it's only the ingenuity of Percy, Flap-Flap and Sissabelle that saves the day. Tattoo is remorseful that he has put his friends in danger, especially when it turns out the mermaid's song was really the wind blowing through a very large bottle.