生保レディーのなつは、娘と娘婿と 3 人暮らし。契約のノルマをこなそうと必死で、自分の体も使うし中出しもさせる。今月もノルマが残り1件となった時、娘婿をターゲットにロックオンする。たとえ娘の旦那だとしても…なつに口説かれ中出しセックスをして以降…お互いの体が忘れられずに… 止められない関係に…
Natsu, a life insurance lady, lives with her daughter and son-in-law. Desperate to fulfill the contract quota, she uses her own body and makes him cum inside her. This month, when there is only one quota left, he will lock on to his girlfriend’s son-in-law. Even if he’s her daughter’s husband… ever since Natsu seduced them and they had sex with each other… they can’t forget each other’s bodies… their relationship becomes unstoppable…