[Quick Transmigration] Saving My Ex-Boyfriend

After tearing apart the conquest System, Yan Jun enters the System's world to save his former closest friend, who is now his fiance.

In these worlds, Yan Jun is the protagonist, and he and his lover always share a romance. But his lover always becomes part of his past, meeting a tragic end.

At a crucial moment, Yan Jun regains his senses and sets out to save his closest friend.

Theme: Love can't be won through conquest