My Ex Is the Top Dungeon Player

Chloe Quinn, the SSS-class high-risk BOSS, was arguing with her boyfriend Qin Linyao about breaking up when he disappeared. Coerced by the System, Chloe travels to dungeons to deal with rogue BOSSes, and reunites with Qin Linyao, who has transformed into the Top-Ranked Player Kael. The tangled back-and-forth between the two is full of misunderstandings. Chloe uncovers the truth of the world, while also revealing the secret behind her ex-boyfriend's disappearances.