I genuinely think tera isnt directly involved, maybe his gang is but I'm pretty sure Tera was too young at the time to be either in the gang or perform such big actions. like he was obviously older but MC saying he couldnt even grasp the concept of death lets us know that he himself must have been quite young.
ngl i dropped this after like 10 chapters and after seeing what happens to the blonde dude on instagram and reading the last chapter + comments... im so fucking happy to not be one of yall I feel so fucking sorry for some of you in the comments holy shit