The fourth stage, Chikhai Bardo, is about the transitional period of dying. In the context of the Severance episode, this could hint at Gemma's impending demise in Cold Harbor.

Luckily, “Chikhai Bardo” — the seventh episode of season 2 — places us directly in his mind. Using kaleidoscopic editing and visuals, Gemma (Dichen Lachman) occupies the center of the episode and ties to larger questions in Severance.