Quick Transmigration: This Time, I'll Be a Good Person

(Quick transmigration + powerful leads + space powers not used in every world + everyday family life + male POV, taking the place of scumbags and helping them turn over a new leaf + lots of cheat abilities + some worlds have romance, some don't) As a wandering soul, Meng Jincheng unexpectedly gains the ability to possess scumbags in various small worlds, embarking on an unconventional journey to immortality. He takes their place and starts over, bringing hope and a brighter life to those they hurt. If you want to live well, you have to make changes. If you want to live long, you can't avoid changing. As for the truth about my identity, let me think about it... Being human is pretty great. World One: The pampered youngest son in the era of rationing World Two: The fake young master at university World Three...