Fake Campus Beauty Boyfriend, Rewarded with Superhuman Genes

My name is Lin Shishi, I am a junior student and the school beauty. Because my parents forced me to get married, I plan to find a male classmate and pretend to be my boyfriend. Because classmate Zhang Cheng is handsome and has a good character, he is the most suitable candidate among the classmates I know, so I asked him to pretend to be my boyfriend. … My name is Zhang Cheng, a junior student and a time-traveler. Yesterday, I traveled to this parallel world and awakened the system. I was rewarded with a system wallet on the first day, and I could receive 10,000 cash in the system wallet every day. In my life, I just need to win. But today, the school beauty Lin Shishi found me and wanted me to be her fake boyfriend to deal with her parents' forced marriage and the suitors in the school. Having the system, I decisively rejected the school beauty's request. But unexpectedly, the system released a new task. "Mission: Become the fake boyfriend of school beauty Lin Shishi and reward Superman genes." All I can say is, the rewards are awesome. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.