Karin works part-time at the family restaurant "Julian." Kenta comes there as a new part-timer. Karin is worried about Kenta and is unable to concentrate on her work, making her keep making mistakes. Then, Karin happens to meet Kenta's mother, "Fumio."

Karin continues to blatantly avoid Kenta. Kenta is also frustrated by Karin's attitude, and their relationship becomes strained. Karin comes up with a plan to suppress the cause of "blood increase" when she meets Kenta, but...

Karin's blood still increases whenever she meets Kenta. Kenta's strategy against Kenta doesn't seem to be working very well. Meanwhile, Kenta is concerned about Fumio's sudden change in energy, and tries to confront Karin to find out the reason...