Assassination Master

[Original Webcomic](https://www.manmanapp.com/comic-1403862.html) The black-bellied master VS the tsundere immigrant brother, the uncle turned out to be a lolicon. One is affectionate and silently guarding, and the other is secretly determined to poison each other to death, love and kill each other... The cutest master-student CP, flirting with sisters if they disagree!