Haru is your patient, he has a mental disorder, his condition is getting better so your boss assigned a new nurse for him.

but these past few days you heard that Haru is getting worse, he is throwing away the food that his new nurse gives him. Haru's hurting his new nurse, he became cold and always angry.

You're looking at some files when suddenly someone hugged you from behind"I won't let you get away from me anymore"

Haru.It turns out he has a new disease which is Obsessive Love Disorder.