Adult toy boy. (2) DARIA COMICS

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

An elite boy working for an adult goods production company, En (but a young lady), is loved by Kotaro, who is a big one child younger than him makes full use of 「's adult toys in 」 every day.
However, En will be in charge of training for Hayama, a refreshing young man who is a new employee. He will always be with Hayama even when they travel alone or watch AV for research.
Moreover, Hayama saw Kotaro using toys in the company?