Doku no Ou: Saikyou no Chikara ni Kakusei Shita Ore wa Biki-tachi o Shitagae, Hatsujou Harem no Aruji to Naru - Vol. 1 Ch. 2.1

[Draydin]

So that just makes his dad even more of a worthless piece of shit I can understand his sister being upset to a degree because she never understood why her mother favoured her brother so much but she always had her father love and everyone else treated her like a person even without knowing the circumstances behind everything she spend so much time being jealous she never realized she was so much better off than he was