My Live-In Sister Is Under 18 Years Old

The crows in this world are as black as black, and there are a lot of wolves in this underground world. I already have a wife, but I still have to protect my little brat who is not yet eighteen years old. Is this justified? My life is in such tatters. Firstly, I have to protect my wife, and secondly, I have to protect my sister, commonly known as Little Lolita. A big basket of gold and silver. Men become more and more handsome as they get used to them, and there are more and more beauties around them. . . . . This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.