After the surprising news Yoo Jin woo got, he found himself back in Granada asking Hee Joo for help. In the light of the new information, things started seem more suspicious.
Professor Cha and Soo Jin must decide if they're going to allow an autopsy to be made on Hyeong-seok body. Jin-woo finds a way to keep his enemy away. Kim Sang plans a birthday party for Hee Joo.
After a long a time without being seen, Jin-woo surprises everyone by appearing on Hyeong-seok memorial service and getting back to his company in Seoul.
Jin Woo received a quested from Seju and is delighted to go back to Granada to achieve it and hopefully find him and to end everything. Hee Joo decides that her best option is to trust the person who has always been deceiving her.
With no means of finding Seo Jeong-hun by himself, Jin-woo gives the task to someone he met before while heads to Alhambra Palace on his search for Se-ju.
Jin-woo must find a way to complete his quest when everyone but Hee-jo thinks he has gone mad. Mr. Cha requests the police to reopen the investigation of his son's death and Jin-woo must attend a questioning.
Jin-woo is in his final steps to level up in order to use the Key to Heaven, but it all gets more complicated when he begins being followed by the police.