The Extra's Indifference - Chapter 3 First Kill

At first, when he learned that he was forced to go to many different routine worlds and be reborn into all kinds of cannon fodder, he was against it.

The devilishly charming Villain’s lips curled up and said: “Kiss me, hug me, hold me.”

The cold icy beauty’s eyelashes lowered slightly: “You said you would marry me, you can’t take it back.”

The yandere youngster’s eyes were deep and dark, raising his eyebrows and laughing softly: “Other than my side, where do you still want to go?”

…… Yu Chu felt helpless and could only ask help from the Main God: “My Lord, your soul shards are always flirting with me, but I don’t want to be flirted with, what would you say I should do about it– Huh? Yeah, I really don’t want to be flirted with.”

“Hey, wait wait….. Don’t be angry, hey, don’t feel wronged either, holy crap, don’t act cute and spoiled, okay okay, I will let you flirt, I will let you flirt alright!”

- Description from Novelupdates

Hoarding top-tier baddies, stealing people's wives, and cucking kings and emperors. That was Dapper’s daily routine. Life was sweet… until he caught the attention of the system enforcers.Liam, a teenage thief with a twisted way of thinking, died in the middle of a high-stakes heist. But just when he thought it was all over, he met a god, a failed god, who granted him a glitched system.Reincarnated into the body of a meek teenager named Dapper, Liam finds himself in a world ruled by magic, systems, and mythical creatures. This time, he’s determined to live the life he never could in his old one. The wild fantasies he once harbored are finally within reach… but at what cost?

Oosuki Masato is an ordinary high school boy who is magically transported to an alternative world, but for some reason his doting, over-protective mother comes along as well.