Captain Sikorsky - Imperial Knightess Wein's Irregular Life Final Win/Android (eng) - Adult Sex Game

Release Date: 2021-04-01 Japanese, 2021-12-19 English (Unofficial)
Developer: Captain Sikorsky DLSite
Censored: Yes (Mosaic)
Version: Final
OS: Windows, Android
Language: English (Unofficial Fan Translation)

As a short game, there are no combat elements.
Trigger events over the course of the 5 days to progress the story.
Each day is composed of three periods: Morning, Evening, and Night,
with different choices of action available to you depending on the period.
There are 5 endings depending on your choice in the final night.

After game completion, the Gallery and all endings are fully unlocked.
Event unlock progress is also saved for replays, but a full-unlock switch is included.