Jin says that he doesn't hate Gunmu for what he did but instead says that he's been missing him. Jin wants Gunmu to "only have him in his eyes"(turning to an obsession almost), while Gunmu rejects the idea of working with him bc Gunmu wants to stop Jin from staying in this criminal lifestyle. To that, Jin ends up shooting Gunmu in the leg and pushes him out of the truck
Jin says that he doesn't hate Gunmu for what he did but instead says that he's been missing him. Jin wants Gunmu to "only have him in his eyes"(turning to an obsession almost), while Gunmu rejects the idea of working with him bc Gunmu wants to stop Jin from staying in this criminal lifestyle. To that, Jin ends up shooting Gunmu in the leg and pushes him out of the truck