Games like Elleria - Book 1
Games like Elleria - Book 1 include Florence, Love Is All Around, Tricolour Lovestory, Dispatch, and Mirror 2: Project X. We matched them by the tags players give Elleria - Book 1 on Steam (Sexual Content, Adventure, Casual, Visual Novel, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Florence
Shared: Adventure · Casual · Romance

Love Is All Around
Shared: Sexual Content · Visual Novel · Romance

Tricolour Lovestory
Shared: Sexual Content · Visual Novel · Casual

Dispatch
Shared: Sexual Content · Story Rich · Choose Your Own Adventure

Mirror 2: Project X
Shared: Visual Novel · 3D · Interactive Fiction

MILFs of Sunville - Season 1
Shared: Sexual Content · Visual Novel · Realistic

ATRI -My Dear Moments-
Shared: Visual Novel · Casual · Adventure

TOGETHER BnB
Shared: Sexual Content · 3D · Adventure

Dream Ending
Shared: Adventure · Casual · Visual Novel

The Wolf Among Us
Shared: Adventure · Visual Novel · Choose Your Own Adventure

A Plague Tale: Requiem
Shared: Adventure · Action-Adventure · Interactive Fiction

Knowledge, or know Lady
Shared: Sexual Content · Visual Novel · Romance

Road to Empress Ⅱ
Shared: Adventure · Sexual Content · Casual

Summer Pockets
Shared: Adventure · Visual Novel · Casual

Doki Doki Literature Club Plus!
Shared: Visual Novel · Sexual Content · Romance

Fluffy Store
Shared: Adventure · Visual Novel · Sexual Content

魔女的夜宴
Shared: Sexual Content · Visual Novel · Casual

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Interactive Fiction · Adventure

The Life and Suffering of Sir Brante
Shared: Visual Novel · Interactive Fiction · Choose Your Own Adventure

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Romance

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Adventure · Visual Novel · Interactive Fiction

Until Then
Shared: Visual Novel · Interactive Fiction · Adventure

Tiny Snow
Shared: Visual Novel · Casual · Adventure

Haven
Shared: Sexual Content · Action-Adventure · Romance