Professor Strangelove Volume 4

Hayama, a struggling student, is assigned as an assistant under the supervision of the eccentric genius Professor Shiina. However, Hayama is drugged with a "Incredibly Easily Fall In Love" medicine, which causes him to get caught in a series of sticky love situations. Hayama continues to be sexually harassed by Professor Shiina, but on Christmas Eve, he goes to see Professor Shiina and finds himself gradually becoming attracted to him. Can this wacky Professor and his assistant have a holy night and fall in love? The fourth episode of this slapstick BL comedy.