★★★ out of ★★★★★
Intensity: 🩸🩸 out of 🩸🩸🩸🩸🩸
Companion is one big love triangle. Literally and figuratively. It deftly balances a series of human and non-human relationships, while at the same time trying to thread a very delicate needle between comedy, horror, and the sci-fi thriller genres.