Himitsu

"A world" - After graduating from a university, close friends Takashi Tsurug and Tomohiko Miwa begin work at a company which does brain research. One day, Tomohiko introduces Mayuko Tsuno as his girlfriend. Takashi is stunned. When he was a university student, Takashi saw Mayuko Tsuno every day on the train opposite from the one he rode. He became attracted to her back then. "B world" - When Takashi Tsurug wakes up, his girlfriend Mayuko Tsuno makes breakfast as usual at his apartment. His friend Tomohiko Miwa introduced him to Mayuko and they have lived happily as a couple. Everything seems to be going smoothly, but Takashi begins to have doubts. Tomohiko, who worked with him at the same company, disappears and he can't discern if his memory is real or imaginary.

A man and a woman, each with a stable marriage of their own, meet in the wagon compartment. The short encounter of two strangers causes restlessness within their personal views about the world, implying possible romance. Once the train reaches its destination, they go apart without a single word spoken, and return to their world of security.

A singer songwriter meets a Hollywood actress at his show in a Midwest town. An undeniable bond develops as their adventure leads them through rust-belt bohemia, but they only have Saturday.

Eugene (Sam Milby) arrives in Bukidnon with only one intention: to forget his problems at work. But when he meets Raffy (KC Concepcion) and as they travel and go on ridiculous and death-defying activities together, they start to form a friendship that goes beyond Euge's original plan. Raffy helps Euge appreciate himself more and to look at things in a positive way. With Raffy, Euge begins to believe in himself again. Soon, against his own expectations, he admits to himself that has fallen in love with this girl. But life is truly ironic. The moment Euge expresses his feelings for her, Raffy suddenly starts to push him away. She admits that he can never have her, and she doesn't want Eugene to hope for a happy ending with her, because she cannot be loved. Now, it is Euge's turn to make Raffy believe in love again, just as how she reminded him to believe in himself. But is faith enough to change the course of their destiny? And is his love strong enough for him to sacrifice everything for a relationship that will not last, and for a girl who will leave him soon?