Otaku-kun no Seiheki o Isshou Yugamete Iku Ishuzoku Musume-tachi - Vol. 2 Ch. 12 - The One Where The BIOMON Trainer Gets Caught Instead.

[Encyclopedium]

Bro really got his stick wiggled by a cat girl with Uzis

 

[AnacondaHL]

ok you all are missing the actual moral of the story:

Never stop giving your cat catbongos when they demand it, otherwise bad things happen!

 

[Dragontext34]

ok you all are missing the actual moral of the story:

Never stop giving your cat catbongos when they demand it, otherwise bad things happen!

I'm not sure that ending is all that bad ya know.