This image is unavailable on Donmai. Go to Danbooru or disable safe mode to view (learn more).
Artist's commentary
Forced by Kirino
Kyousuke: "Wait a-! What the hell are you doing!?"
Kirino: "I-I'll never forgive you fo-for laying your hands on my best friend!!"
Kyousuke: "Th-This is bad! In more ways than one!"
Kirino: "Mh... Ah... It's all your fault, okay...! Her becoming my sister-in-law... Unthinkable!"
Kyousuke: "Well, that's... Ngh... If you move like that... it'll really be bad... Ah..."
Kirino: "I-I... mh... I'll never, ever let her have you... You're... Mh... You're mine... Haaa..."
Kyousuke: "Kirino!! I can't take it anymore! Aaaaaaaaaah!!"
...To Be Continued.
*It seems that rather than Kyousuke, it was his "son" that was "forced".