About
“With the Devilish Her…” is a cohabitation romance simulation game. You will spend three weeks living together with your friend’s younger sister, Marina. Her alluring charm will draw you into a heart-pounding shared life filled with temptation!
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Media
Releases
Platform
Date
August 20, 2026
Earliest full release on each platform; regional dates can differ.
PC and Steam Deck
Steam store pageMinimum
Recommended
OS
Windows 10 (64-bit)
Windows 10 64-bit
Processor
Core i5-8600
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Memory
16 GB RAM
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Storage
20 GB available space
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Requirements and Deck status as listed on Steam, checked Nov 5, 2026.
With the Devilish Her… player count
concurrent players on Steam20playing now3h ago
8930-day peak
89highest we have seenOct 23, 2026
Oct 23daily peak, last 15 daystoday
Players counted on Steam every one to six hours; the daily peak is the highest count of the day.