Sister Leticia: The First Mission! - Artbook

The publisher declares adult content on Steam. Your mature-content setting is covering the art.

Developer: Cyatt Cafe
Publisher: Mango Party
Released: Sep 15, 2026
Tags: ActionAdventure

View on Steam

Where to buy

Steam

Buy on Steam

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What owning this involves

No cloud saves · The store does not back this game's saves up — they live on the machine you play on.From the store listing

Only what the store discloses. Nothing listed here means the store disclosed nothing — not that there is nothing to disclose.

Features

Single-player
Downloadable Content
Family Sharing

From the game's Steam store page.

Languages

English

Steam lists 1 language.

Age rating & content

DEJUS 18 · Nudez Violência Temas sensíveisThe rating board's own rating, as Steam relays it
Some Nudity or Sexual Content · Adult Only Sexual Content · Frequent Nudity or Sexual Content · General Mature ContentSteam's content descriptors, as the developer answered them
All characters that appear in this game are adults. This game contains content that some players may find uncomfortable: Sex Acts, Non-Consensual Sex, Interspecies Sex, Tentacles Please play in an appropriate environment and be considerate of those around you. All content in this game is fictional and intended for adult audiences only. This game does not endorse or encourage non-consensual acts or sexual violence. Please comply with all applicable laws and social standards.The developer's note on the content, from Steam

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About this game

The developer's description, from the game's Steam store page.

The official artbook for Sister Leticia: The First Mission! includes:

Character sprites
Pixel animations
In-game CGs
Cutscene illustrations
Completion bonus art
Concept sketches

*The artbook files can be found in the base game's root directory. To quickly locate the game's installation folder, right-click the game in your Steam Library, then go to "Properties" → "Installed Files" → "Browse."

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