Zzz x Arknights - Collaboration Endurance training (Pixiv Fanbox)

well well well a bit sketchy but is gonna be biiiig and full of nice evil ticklishly devious details ^^

Gonna leave you in suspense for a bit ^^ but wanna try and guess who these "paws" belong to? ;D

Hopeyou don't mind the little wait and a colored pic comes this weekend! ;D