A manga where the main character was to take over his family's gang. His father was out of the picture, and suddenly he found out he had a sister. She had a katana, and where I last left off she was attracted to a guy with a tattoo or a scorpion or something.

Any guesses would be appreciated

Gekkoh

| One Punch Man | Noblesse | Nanatsu no Taizai | Gun x Clover |

Yeah it's Gekkoh

Found! Locked!