An unusual fantasy love story of Wan, a girl who's born with the supernatural ability to stay underwater. While visiting Butterfly Island, Wan discovers her special ability to dive and stay under deep sea. She also meets Tan, a photographer who always helps her when she has problems, and with whom she eventually falls in love. Wan soon realizes that her new-found powers come with a price; she's not a normal girl. Her body will be transferred into a kind of creature when she gets into the water. Once again, it's Tan who must help Wan figure out what's going on with her body without knowing that a mysterious secret awaits him under the sea.

When the new principal of Somchai-Saisamorn School decides to separate the school into two sex-segregated institutions, most of the teachers and students were in disagreement with his policy. The new executive committee offers them the chance to bring fame and fortune to the school within the new first semester otherwise the new policy will become effective immediately. Unfortunately, the situation worsens when the new committee finds out about the "Zaa Club" party, and orders it to end. They fire Dong, the head of the club, in an attempt to quash the party. But whether the club's members can do anything to stop the committee and their killjoy policies remains to be seen.

Strange things start happening when separate twists of fate bring each of three friends, Big, Dan and Beam, into contact with three strangers – an old woman who tells prophecies, a little girl who sells garlands on the street and a young woman named Aom.