During the high school entrance ceremony, Koga Eito from the special
class helps Kasuga Niina from her poor health. His gentle manner
captivates Niina, making her confess her feeling towards him. Thus, the
trials in love of this couple begin.
As time passes, Niina finds
it difficult to continue loving him since there are instances when he
seems to be playing with her feelings. For her, going out with Koga may
bring a grim future to her.