I'm in a new world but I'm purposefully trying to be a side character

Yūki Sato just a normal ordinary teenager 15 years of age who lived on earth having just the most normal light ever however until he got involved within a shooting accident which caused his death however he was immediately brought into this alternate world and brought back to life with unknown means that even he doesn't understand, he then proceeded to live a completely normal life in this world for 2 whole years without worry just living as a civilian within this world filled with monsters and superhumans however despite looking like a normal human he wasn't just brought back to life and was brought into this world he was also a welder of immense power, however in spite of this he continues to live a normal life until he had a faithful encounter with a regressor of this world and his various companion, despite his many many attempts to avoid them and trying not to get involved he always tends to get caught and have his powers revealed which always seems to bring their attention towards him