Responses
I don't know if this help, but on the list the description said about warui ko tachi no bansan.
http://www.mangago.zone/home/mangalist/3162/?filter=&page=1
beta
does any one knows where i can find this manga...? (Warui ko Tachi no Bansan) it's between vol.8 and vol.9...
let me know if you have seen it somewhere