Boy Zurab Comic Junjo Otoko to Fushigara Atsuo Genette Comic Pierce series

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

Hikaru Kosaka is making friends with men. Ryota KOGURI got involved with a classmate who is rumored to be dangerous.
Although he is carefree, he is drawn into a relationship like being drawn into a clean Kosaka?
Includes the title series of DT-kun who is swayed by the fickle magic DK, as well as the series + α of "I hate that such a man is my younger brother" series which is made in 3 volumes by brothers.