Games like Blood Moon
Games like Blood Moon include The Life and Suffering of Sir Brante, Suzerain, Roadwarden, Choice of Robots, and Love Is All Around. We matched them by the tags players give Blood Moon on Steam (RPG, Werewolves, Romance, Text-Based, and Interactive Fiction): closest matches first, and among equally close ones the better-known games.

The Life and Suffering of Sir Brante
Shared: RPG · Interactive Fiction · Choices Matter

Suzerain
Shared: Choose Your Own Adventure · Interactive Fiction · RPG

Roadwarden
Shared: RPG · Text-Based · Interactive Fiction

Choice of Robots
Shared: Text-Based · RPG · Choose Your Own Adventure

Love Is All Around
Shared: Romance · Interactive Fiction · Singleplayer

LoveChoice
Shared: Romance · Choices Matter · Multiple Endings

I Wani Hug that Gator!
Shared: Romance · Choose Your Own Adventure · Interactive Fiction

Undertale
Shared: RPG · Choices Matter · Multiple Endings

Vampire: The Masquerade — Night Road
Shared: Text-Based · RPG · Choose Your Own Adventure

My Vow to My Liege
Shared: Romance · RPG · Casual

Baldur's Gate 3
Shared: RPG · Choices Matter · Romance

Dispatch
Shared: Choices Matter · Romance · Choose Your Own Adventure

Emily is Away Too
Shared: Casual · Indie · Choices Matter

Aliya: Timelink
Shared: RPG · Interactive Fiction · Text-Based

To the Moon
Shared: RPG · Romance · Indie

风信楼
Shared: Interactive Fiction · Choices Matter · Multiple Endings

Yes, Your Grace
Shared: RPG · Choices Matter · Indie

Emily is Away <3
Shared: Choices Matter · Casual · Indie

Vampire: The Masquerade — Parliament of Knives
Shared: RPG · Text-Based · Casual

Knowledge, or know Lady
Shared: Romance · Interactive Fiction · RPG

Volcano Princess
Shared: RPG · Choices Matter · Multiple Endings

Legend of Mortal
Shared: RPG · Choices Matter · Multiple Endings

Slay the Princess — The Pristine Cut
Shared: Romance · Choices Matter · Choose Your Own Adventure

他人世界末 On-looker
Shared: RPG · Text-Based · Multiple Endings