Don't come home until you sober up, you drunken thot!
After trans: "Cute crying sound"
Totally satisfied with this translation.
Updated
Cute crying soundI DO NOT NEED IT!!!Big sis!!! Hold up!!Gonna leave a plot deviceHmph! Stupid M4!Ding- DingSo you aren't curious about it at all now, huh?A big brother who is embarrassing anywhere형 which means big brother is a nickname for M16A1 due to M16A1's tough demeanorUnderage Head of FamilySince when did you become like this?Big sis...The Ball is coming to an endThe bell is soundIs Big Idiot Bro a Cinderella?병신 means retarded/idiot, and is a derogatory term, but this time is punned with 형, which means big brother