Single-player games like My Master's Unknown Secret Affairs
Below are 8 single-player Steam games similar to My Master's Unknown Secret Affairs, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like My Master's Unknown Secret Affairs page.
Ranked picks
- 1
Island of Rebirth~NTR and Love~
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
A mysterious island suddenly appears at sea. Rick, a protagonist suffering from amnesia, encounters two beautiful girls, Sienna and Mila. The three embark on a journey of exploration across the island.
- 2
Devout Saintess Selenia
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
A dramatic, erotic RPG of a Busty MILF who is a Saintess! The classic fantasy RPG of a married, cheste Saintess getting defiled by dirty men! The lustful and immoral adventure is about to begin...
- 3
Mikael The Apprentice Merchant
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
To pay for her childhood friend’s medical treatment, Mikael — an aspiring merchant — works herself to the bone to save up enough money to open her own shop.
- 4
School Girl RPG
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG with My Master's Unknown Secret Affairs.
Mio was just an ordinary schoolgirl until an accident on her commute transported her to another world. There, she is hailed as the chosen Hero! To find a way back home, she must fulfill her heroic destiny. She must defeat the Demon Emperor and her wicked subordinates who plot to conquer the realm!
- 5
To the Wives Who Were Heroes
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG with My Master's Unknown Secret Affairs.
All datable characters are hot wives! Explore the dungeon with these sexy, mature women, cultivate bonds through naughty rituals, and stop the Demon Queen from resurrecting!
- 6
The Brave of Boner and the Demon of Halphas
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
To clear his dishonorable title, the hero Theo sets out to liberate a city under demonic control. However, the companions joining him on his journey turn out to be one beautiful demon after another?!
- 7
Fallen Adventurer Anna
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
Anna, the strongest and most beautiful adventurer, finds herself burdened with massive debt due to a noble's conspiracy. While she struggles to find a way to repay the debt, various predatory, underdogs take the opportunity to harass her...
- 8
Busty Beast-Ear Airi's Hentai Escape
Single-player alternative to My Master's Unknown Secret Affairs — playable solo, no multiplayer required. Shares RPG and Casual with My Master's Unknown Secret Affairs.
Deep in the forest, the beast girl Airi is snatched from her peaceful life and dragged into a den of ruthless bandits. Can you guide her through this gauntlet of depravity and lead her to freedom, or will she be broken, becoming just another plaything for her captors?