Games like Arcadie: Second-Born
Games like Arcadie: Second-Born include Baldur's Gate 3, The Witcher 3: Wild Hunt — Remastered, LoveChoice, Love Is All Around, and The Life and Suffering of Sir Brante. We matched them by the tags players give Arcadie: Second-Born on Steam (Interactive Fiction, Story Rich, Choices Matter, Fantasy, and Romance): closest matches first, and among equally close ones the better-known games.

Baldur's Gate 3
Shared: Choices Matter · Story Rich · Character Customization

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · Fantasy · Choices Matter

LoveChoice
Shared: Choices Matter · Story Rich · Romance

Love Is All Around
Shared: Dating Sim · Romance · Interactive Fiction

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

Roadwarden
Shared: Interactive Fiction · Story Rich · Text-Based

Dragon Age: Origins - Ultimate Edition
Shared: Story Rich · Fantasy · Choices Matter

Slay the Princess — The Pristine Cut
Shared: Choices Matter · Story Rich · Romance

Our Life: Beginnings & Always
Shared: Romance · Choices Matter · Character Customization

I Wani Hug that Gator!
Shared: Story Rich · Choices Matter · Romance

Hogwarts Legacy
Shared: Fantasy · Story Rich · Character Customization

Suzerain
Shared: Interactive Fiction · Choices Matter · Story Rich

Life is Strange: True Colors
Shared: Story Rich · Choices Matter · Romance

The Witcher 2: Assassins of Kings Enhanced Edition
Shared: Story Rich · Fantasy · Choices Matter

Solasta: Crown of the Magister
Shared: Fantasy · Story Rich · Character Customization

The Three Kingdoms: Rebirth
Shared: Dating Sim · Romance · Interactive Fiction

GreedFall
Shared: Choices Matter · Story Rich · Character Customization

To the Moon
Shared: Story Rich · Interactive Fiction · Romance

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Interactive Fiction · Story Rich · Multiple Endings

Undertale
Shared: Story Rich · Choices Matter · Multiple Endings

Knowledge, or know Lady
Shared: Dating Sim · Romance · Interactive Fiction

Dragon Age™ Inquisition
Shared: Choices Matter · Story Rich · Character Customization

Late Shift
Shared: Choices Matter · Interactive Fiction · Story Rich

Yes, Your Grace
Shared: Choices Matter · Story Rich · RPG