Doomsday: Resonant Asylum

A detective who receives information from an anonymous informant that something suspicious is going on at WIC Company. The detective goes there to investigate, but when he arrives, he is greeted by horror.
The informant told him something he couldn't understand, but it was about an astral and murders, but what piqued his interest was the word 'dad,' because he hadn't seen his father in how many years, and perhaps he was about to now.
What people know is that the WIC is a medicine company that was built in the core of the wilderness, but it was also an asylum, despite what people thought.
As Gunner made his way inside, he came across unimaginable human beings that a normal person would never believe could exist. He encountered a psychotic professor, an insane nun, a murderer priest, and, finally, the perfect experiment of a wild animal monster created by an evil.
Follow his trip as he searches for and save his twin brother who was waiting for him as he countered attack and survived what was inside waiting for him.