Are Reiji and Rei the same person like the guy with the scar with his hair slicked up part of Hebi is he the the same as the guy whose sister is in the hospital
Yes. It is same person. Reiji is lost everything dear to him. His father, his half brother Ryuuji, his sister became coma, he lost his eye, he lost contact to his nephew Yuki. Apparently Reiji would like to ask Hyoudo to join him so he doesn't need to kill Hyoudo because he intended to completely wipe out all the yakuza & the chinese mafia as well
What's that manga on page 7 of Ch 3?
according to google image search : koi wo shiranai bokutachi wa