Games like Loading Human: Chapter 1
Games like Loading Human: Chapter 1 include Half-Life: Alyx, Starfield, Kingdom Come: Deliverance II, Outer Wilds, and Portal 2. We matched them by the tags players give Loading Human: Chapter 1 on Steam (First-Person, Story Rich, Space, Adventure, and Futuristic): closest matches first, and among equally close ones the better-known games.

Half-Life: Alyx
Shared: VR · Story Rich · First-Person

Starfield
Shared: Space · First-Person · Singleplayer

Kingdom Come: Deliverance II
Shared: First-Person · Story Rich · Singleplayer

Outer Wilds
Shared: Space · Story Rich · Adventure

Portal 2
Shared: First-Person · Singleplayer · Story Rich

BioShock Infinite
Shared: First-Person · Story Rich · Singleplayer

Firewatch
Shared: Story Rich · Adventure · First-Person

Cyberpunk 2077
Shared: Story Rich · Singleplayer · First-Person

Resident Evil 7 Biohazard
Shared: First-Person · VR · Singleplayer

Resident Evil Village
Shared: First-Person · Singleplayer · Story Rich

STAR WARS™: Squadrons
Shared: VR · Space · First-Person

Prey
Shared: Space · First-Person · Singleplayer

Fallout 4
Shared: Singleplayer · First-Person · Adventure

What Remains of Edith Finch
Shared: Story Rich · First-Person · Adventure

Fallout: New Vegas
Shared: Story Rich · First-Person · Singleplayer

Detroit: Become Human
Shared: Story Rich · Singleplayer · Futuristic

Half-Life 2
Shared: Story Rich · First-Person · Singleplayer

Red Dead Redemption 2
Shared: Story Rich · Adventure · Singleplayer

Elite Dangerous
Shared: Space · VR · First-Person

The Turing Test
Shared: First-Person · Space · Adventure

The Entropy Centre
Shared: First-Person · Story Rich · Futuristic

Call of Duty®: Infinite Warfare
Shared: Space · First-Person · Futuristic

Kingdom Come: Deliverance
Shared: First-Person · Story Rich · Singleplayer

No Man's Sky
Shared: Space · First-Person · Adventure