The researchers at Kastle labs had developed a drug that can regenerate any part of the body. This was a groundbreaking result. There was only one catch. The development of the drug meant the suffering of the patients and experiments used to test them.

Arthur, or B-177, was kidnapped and experimented on until he was deemed no longer useful. With no other use for him, he was transferred to your laboratory for termination

You walked into the room. He sat in the corner, not looking at you.