Zero Critical (or "Satin Rift") is a 2D adventure sci-fi game. Set on Rheom 1, a planet near the Pleiades, it follows agent Chatt Rhuller investigating a murder in the SATIN facility. As he unravels the mystery, involving the SATIN Project's dangerous secrets and a parallel universe gateway, he discovers the consequences of manipulating reality and alien communication through implanted microcomputers.