Are the Earth People Chasing Me? I'll Pick up the Revolver and Fight Back.

[Science fiction suspense | Immortal power | Urban battle | Memory puzzle] [Highlights: The core conflict is clear, the upgrade system is outstanding, various villains are oppressed, and the reversal explodes] Every 40 years he forgets everything, including who he is.​​ I woke up at the end of a damp alley with a blank mind. A strange ticket: "Don't talk to strangers!" The hunter in black follows him everywhere, vowing to take him back to the mental hospital where he has been imprisoned for decades! The mysterious organization calls him the only hope against the eternal enemy "Sarada". He is the Immortal Moon. Retrieve the exclusive weapon, and the dust-laden killing instinct will suddenly awaken! Amnesia is both a curse and a weapon! ​​Fight your way out of the abyss of despair!