Give Me Back My Muscles!

I was walking home as usual at dusk. The sky was dyed red, and crows were cawing in the residential area. The front door of a certain house quietly opened. “I’m a man, so I have to protect,” “I must not lose.” With a single fingertip, she stripped away all of those sense of role. The pain, shame, and even self-denial all transformed into a strangely sweet warmth the moment she witnessed them.

▼Real-Time NTR Simulation
Keep your eye on the clock, as time will pass even with you do nothing! The goal is to use on-screen actions or commands to get your girlfriend in the mood for sex.
Commands include telling dirty jokes, getting her drunk, or making her use certain items, etc. Important interactable items will also appear on-screen, so use them at the right moment to influence the situation.
But twiddle your thumbs too long, and it'll be game over before you know it! Minatsu will end up falling asleep or going home!
Get her in the mood before morning comes to watch her fuck your friend!
▼Story
Tonight's the night you're gonna get your girlfriend to have sex with your buddy.
You play as the NTR-obsessed Akitoshi, who desperately wants to see his strait-laced college girlfriend Minatsu—have sex with another man!
Unable to hold back these wretched desires, he confides in his old friend Haruki.
Haruki: "Alright, I get it. So you want me to bang Minatsu, right?"
Akitoshi: "Yeah, that's right."
Haruki: "For real? Like seriously?"
Akitoshi: "I'm always serious."
Haruki: "Damn, dude... You are messed up."
And so, after the three have a nice dinner together, the dastardly duo hatches their scheme to get Akitoshi's girlfriend to join their ménage à trois.

You are currently struggling with your academic grades… Utilizing your interest in sex, the teacher strives to help you improve your performance…

Yuichi and the anime club successfully fulfill their long-held dream of exhibiting at the doujin event “Comiko.”
The after-party is held at a newly opened luxury party lounge in town.
Yuichi has resolved that tonight is the night he will finally confess his feelings to Maki, the girl he has loved for so long.
Maki is a plain, reserved otaku girl, yet her overly voluptuous chest naturally draws countless stares.
Kaito, a normie (popular guy) who recently joined the anime club, is one of those watching her.
Unbeknownst to anyone, he has been quietly setting his plan into motion.
As the drinks flow, the party’s excitement reaches its peak.
What started as an innocent round of the “King’s Game” soon corners Maki into a dangerous situation with no way out.
Will Yuichi be able to protect Maki and seize a future for the two of them—?

You have been living on your own, working tirelessly at part-time jobs to avoid placing a financial burden on your impoverished family home while trying to get through school. One day, a water pipe burst in your run-down apartment, leaving you completely homeless. Worn out from the combination of a harsh lifestyle and back-to-back misfortunes, you finally collapse at school.
When you open your eyes, you somehow find yourself inside the home of a pair of sisters who are your classmates. Seeing your confusion, the two of them propose, “Why don’t you live here with us until your apartment is fixed…?“