30 Days - Life With My Sister -v1.0- -pillowcase-

Live each day. Choose carefully. Some feelings are hard to name.

To secure the most optimal endings in version 1.0 without hitting structural roadblocks, you should adopt a specific routine during the opening week:

The core loop revolves around managing your daily schedule. You wake up, decide whether to focus on work/study (to boost stats) or interact with your sister (to boost affection), and then deal with random events that pop up throughout the day.

"30 Days - Life with My Sister -v1.0- -PillowCase-" is a visual novel that typically centers on the narrative of a protagonist living with their sister over the course of a single month. The "-v1.0-" indicates the initial full release, while "-PillowCase-" often suggests a theme related to comfort, intimacy, or specific artistic, "PillowCase" style visuals often found in community-driven visual novel platforms. Visual Novel / Life Simulation / Slice of Life Format: Interactive story with branching choices. Version: v1.0 (Full release/Initial version) Gameplay and Experience 30 Days - Life with My Sister -v1.0- -PillowCase-

: Different domestic activities are tied to specific unlockable scenes and items that assist in the RPG portions of the game. Guide :: How to Easily Beat Hard Mode - Steam Community

Players can engage in sexual content, which centers around a "corruption" mechanic while the sister is asleep.

The game operates on a where every choice affects your relationship and the eventual story outcome. Live each day

Final Beat (Image) The final shot: the living room at dusk. A single window, fabric colors draped across a chair, the pillowcase folded on the couch. Offscreen — a radio tuning into a familiar song — the sisters’ laughter begins, not quite synced, but real. Fade out.

: Every action costs time. Whether you choose to work to earn money, study to improve stats, or spend time with the "sister" character, you are constantly racing against the 30-day limit.

: Your time is split between daytime "work and care" and nighttime "interaction." During the day, you must complete illustration commissions to earn money for room upgrades and reference books. To secure the most optimal endings in version 1

If you are looking for specific documentation or a "paper" related to this title, it is most likely to be found as: A "Walkthrough" or Guide

: Likely the developer or a "repacker" who bundles games for specific platforms. 30 Days - Life with My Sister

The game strips away any complex fantasy or sci-fi mechanics in favor of a mundane, ticking clock. You play as a protagonist who has returned to a shared family home, tasked with cohabitating with his sister for exactly 30 in-game days. The “v1.0” stamp indicates that all core systems—time management, dialogue trees, and the relationship meter—are fully implemented and bug-free, a notable achievement for a niche indie project.

Have you played the v1.0 release? What ending did you get first? Let us know in the comments below!