Iris is a 16-year-old girl who is vey cheerful. she is here today with many mistakes, joys , sorrows and precious memories in her past. When Iris was 13 , she had a boyfriend( Hiroshi) who read in same school with her. but she had to break up with him for some reason at last. After 3 years , fate brought them together. Iris has changed a bit in the meantime. Another boy (kaya) enterted in her life and become her crime partner. then, she is wondering whats going on with her feelings till now!