On the eve of his birthday, Ai realizes that what he dreams becomes real, which surprises and disturbs him.

After Ai tells Ing about the dreams, the two decide to search for others who have similar experiences.

Ai is worried when he dreams of Yu having an accident; Yu sees someone at work who broke his heart.

Afraid of Yu taking things to heart, Ai decides to head to the place where his latest dream happened in order to fix everything.

Ai, who is afraid of the dark, is calmed down by Yu's company and gradually finds his way in his academic studies.

Ing tells Yo his true feelings during a date; Yu accidentally bumps into Wann as he confesses to Ai.

Yo keeps pairing up Wann and Ai, which doesn't sit well with Yu.

Yo figures out how he feels about Ing; Yu carefully prepares a sweet confession for Ai.

The two couples gradually fall into their respective grooves, and they also run into problems when it comes to sleeping together.

Pan gets into trouble which jeopardizes her reputation and career, and Yu gets involved.

Ai dreams of an accident with Yu. He tries his best to stop it but puts himself in danger.

After explaining his dream to his mother, Ai finds a way to save Yu's life.