Junior Boyfriend's Love Management Habit (Take Shobo Edition) BAMBOO COMICS QPA collection

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Ri is a research student who is somewhat fragile and doesn't even take meals when he is absorbed in research.
His younger colleague Izumi, who is immersed in the same laboratory, spent his days taking care of Ri as an "owner" recognized by both himself and others.
He was supposed to be taking care of Ri, but one day when he learned that Ri was attacked by a man, his feelings for Ri changed greatly in the spring.
Is this feeling a desire for monopoly, a desire for possession, or?