援交ガールズコレクション ～オヤジの夏は涼しいラブホでパコパコ編～

The protagonist is a middle-aged man who lives in a harmonious marriage and has a daughter.

His life is quite nice but he has a secret hobby. He really enjoys having casual sex with high-school girls.
To sate his lust he frequents online dating sites searching for girls who are willing to sleep with him for money.