flowerss's manga / #zombies(2)

MC is obsessed with rocks and is a researcher in the rainbow city. ML is his defender MC is investigating Mr O's death and has suspicion someone from the inside had killed him but sue to his thought, higher ups are suspecting he is a rebel

MC was in a room without windows and ML would always give MV meals 3 times a day but other than that MC has not sense of time then MC successfully escapes but turns it there were a zombie apocalypse and MC forgot 9 years about it when he was saved by ML MC was getting ganged up upon bc his leg was rotten and this mates wanted to eat that bc he was gonna die anyways bc of frostbite ofc MC said no and fought and luckily ML came and rescued him and he also had to cut off his leg bc it was damaged later in the story, MC gets revenge on people that had SAd him before