Go Through Time and Kill That Male Protagonist

After she was accidentally struck by lightning and died, Song Lianchu met a guy who called himself the System. The System told her that as long as she went to various small worlds, killed the protagonists of the worlds, and seized the power of the world, it could help her resurrect. Under the coaxing of the system, Song Lianchu completed the task conscientiously, but why were all the male protagonists willing to die for her before she could take action? [1V1, the male protagonist in each world is the same person. World 1: The reborn male protagonist who wants to die World 2: The apocalyptic boss in hot pursuit World Three: The Crazy Emperor Who Can't Be Saved World Four: The Qing Leng Immortal Who Overcomes the Tribulation of Love ...