Zero Caliber VR (Instant delivery)

https://store.steampowered.com/app/877200/Zero_Caliber_VR/

Zero Caliber is a military FPS developed exclusively for VR. Realistic weapon handling, engaging story, Co-Op, immersive environment. Customize your weapons, learn how to reload each of them, fight alongside your friends, use your tactical skills to accomplish the mission: saving humanity!