The Loser Sister Must Become an Idol

Jiang Cheng, who was reborn in the parallel world, has been living a normal life. Until that day, His sister, a good-for-nothing otaku and Mary Sue enthusiast whose score in the college entrance examination was only in double digits, approached him. "Brother, there is a system in my mind that wants me to become an idol. If I can't complete it, it will kill me." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.