Quick Time: the Cannon Fodder Male Partner Wants to Take Over

Du Ran traveled through time! He traveled through a series of bloody sadomasochistic novels! He also brought private goods and a system! "Task target: heroine." "As long as you complete the mission well, you can choose to return to the real world, or you can choose to continue the mission." … As an orphan in his previous life, how should he choose now... The first story: Childhood sweethearts vs. The tyrant from heaven The second story: Dog-licking affectionate male partner x gentle and intellectual female protagonist The third story: Reborn movie queen x scumbag ex-boyfriend … The stories are in varying order.