Chiaki has just moved into Room 201, which he is very happy with. But he is woken in the middle of the night by his neighbour groping him...! This is because there is a bizarre rule where any newcomer to Room 201 can be used as a sex pet!! Targeted by all the residents of a male-only apartment... can Chiaki hold on to his rear's virginity!? [from Renta!](https://www.ebookrenta.com/renta/sc/frm/item/85060/)

Though Ye Ling Xiang, the present head of the house, comes from a noble family with a venerable history, she lives modestly as her family has come to poor times. She spends her days with her elderly servant and his granddaughter, You Xing until one day she receives a message that she is to enter the imperial harem. As the head of the Ye family, she must remain unmarried if she is to be a priestess. Heeding those words, she recognizes that she must protect her chastity, however...? Bai Long Xiang, the young emperor of Liu Lian, sneaks into the imperial harem with a certain intention and plan. What are the fates of the two princesses who must suddenly live in the imperial palace?

The main character Sasajima has lost hope in life, so he goes to a men's bar in an unexpected turn of events. However, the bar is no ordinary bar... They force him to drink a rich, milky cocktail with "something special" in it, and to suck on their "cherries"... Sasajima fights back at first, but then he starts to open up to their erotic play... Which of these perverts will take his "back virginity"!?