zzzZZZ...
Die and wake up in other kid's body and is somehow able to incorporate himself into the family without raising suspicions (Aka: Ripping off half of all tensei manga ever.)
zzzZZZ...
Gods are spending all of their free time watching over this dork when I bet every ten seconds, someone on Earth is having a more tragic and undeserved death. (Aka: ripping off the slime tamer manga.)
zzzZZZ...
Oh whoops, everything would have worked out if you did nothing so you died like a loser. (Aka: Ripping off Yu Yu Hakusho and Konosuba.)
This story genuinely has no idea in it that isn't derivative tripe. Also, I shouldn't have to mention that monsters, magic, and video game interfaces are all lazy writing at their worst.