My Wife Trains Me to Become Stronger, and My Invincibility Starts from Leaving My Father and Leaving My Son.

I am your partner, and you want me to sleep with your second sister? Yang Tian, ​​a salted fish, never thought that he would be caught in the turmoil of two young rich women spending a lot of money to beg for a child. Yang Tian originally wanted to refuse, but he couldn't help himself and had a crazy night with Tang Yunling, the most beautiful woman in Wujiang City. But as a result, he unlocked the 10,000-fold rebate system, and from then on he started a life of being flat but invincible at the same time.