The parents of Buster White, Brooks Black and Henrietta Brown take them to the park for a little outing. Buster and Brooks fall out over Henrietta's interest in Buster's yacht. Brooks throws a pail of sand on the yacht. Buster tearfully relates the incident to his parents who pet him. He falls asleep and dreams that during a trip on his yacht with Henrietta, he is pursued and captured by pirates. Brooks is the pirate chief. All the sailors are killed expecting Buster. The pirates take him with Henrietta to their island. Buster is bound hand and foot and forced to watch Brooks make violent love to Henrietta, who showing too plainly her dislike of Brooks, enrages him. She too is tied and left with Buster, who watches the pirates until they are out of sight and bites the ropes that bind Henrietta. She in turn releases him. They in escaping come upon the pirates asleep. Brooks is seated on a keg of powder. Buster throws a lighted match in the keg of powder and with Henrietta flees from the scene. The keg explodes, killing all the pirates and the noise awakens Buster from his dream.
—Moving Picture World synopsis