Paohui Gongzhu Xiang Gou Dao Zuìhou

A woman fleeing her wedding drowns after falling into a lake and is reborn into the body of a princess from a fallen dynasty who is being pursued. Her new host, Mu Yunkai, is part of a system that requires her to reach maximum affinity with a set of attractive men in order to return to her original life. However, instead of pursuing relationships, these men assigned by the system attempt to kill her, complicating her goal.