Reincarnated Succubus: the More Girlfriends I Have, the Stronger I Am

At the beginning, he was reincarnated as a succubus, and he owed a huge debt of 5 million gold coins as soon as he woke up. His landlord, Sister Nana, urged him to "pay off the debt with his body" every day! Fortunately, it is bound to the [The more girlfriends I have, the stronger I am] system, which allows me to improve my appearance and awaken my succubus bloodline. However, this system rewards stingy and punishes me harshly: "If you seduce a girl with 90+ looks within three days, you will be rewarded 200,000; if you fail? Directly kill her!" Chu Xia:? ? ? This cost-effectiveness will make capitalists cry! … But when he flirted with the devil's daughter, the system suddenly alerted: Warning! It is detected that the blackening value of girlfriend Nana is 100%, and she is coming with a knife! Chu Xia: "Wait, I can explain! This is all to pay off debts... Uh, to become stronger!"