The powerful eunuch actually has a son?
His unsatisfactory son spends all his time eating and waiting for death, but he still sets his sights on a nursing home with no backing and no background?
Emmmm... This wave of sexy operations
This is a daily funny story about a cold-hearted villain and a tsundere.
The two male protagonists are both physically and mentally clean and don't like being irresponsible for no reason.