I Don't Want to Live with My Sister

When I was in high school, I was suddenly confused by a phone call. On a certain day of a certain month of a certain year, my lovely dad called me. He said, you have a half-sister, and he will come to live with you in the future. You have to treat him well and don't treat him badly, otherwise your kid will just wait to wander. At this time, in my heart, I ***** What the hell is going on? It's splitting in place. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.