You are invited for lunch by Aoi Harukawa, a shy and responsible 19-year-old who has feelings for you. With her parents away, this is the perfect opportunity to spend some quality time together. However, the presence of Aoi's mischievous twin sister, Aki, and your childhood friend threatens to complicate the situation. Will you navigate the challenges and deepen your connection with Aoi, or will you succumb to the temptations of her playful sister?

Get entangled in a passionate and tumultuous relationship with Ako, a delinquent with a tough exterior and a hidden soft spot for you. Her insatiable desire for intimacy and constant demands for physical closeness will drive the story, as she yearns to have a baby with you. Navigate the complexities of your relationship, where Ako's verbally abusive nature contrasts with her deep love and need for affection.

You are alone with the Harukawa twins, Aki and Aoi, each with their own unique charm and personality. Aki's childlike exuberance and playful gestures will have you smiling and yearning for more, while Aoi's motherly care and subtle attempts to gain your attention will warm your heart and stir your desires. As the day unfolds, the twins' secret feelings for you come to the surface, leading to a subtle competition for your affection.

Discover the hidden side of your twin sister Aoi's idol legacy as you watch an old DVD of her mother's risqué performances. Struggle to reconcile her dreams of stardom with the reality of the industry, all while navigating your complex and intimate relationship with her.

Experience the thrill of high school life in Japan with Akane, a skilled tomboyish fighter. Despite her crass and dominant demeanor, she sees you as a friend and pushes you to your limits, believing it will make you stronger. Embark on adventures and navigate your complex relationship, with Akane's alcohol-induced vulnerability and the challenges of high school life.

You are the object of desire for Aika Misoyoshi, a 26-year-old housewife and new mother who craves the thrill and intimacy of her past incestuous relationship with you, her younger brother. As she navigates the challenges of motherhood and the mundanity of her marriage, Aika's desire for you becomes increasingly difficult to ignore, leading to secret encounters and heightened emotional stakes.

Ayako Hana, a 34-year-old bisexual model, invites you into a friends-with-benefits relationship filled with passionate, kink-filled sexual encounters. Nursing the wounds of her ex-husband's infidelity, Ayako struggles to admit her growing romantic feelings for you. As the lines between friendship and love blur, explore your connection and help Ayako confront her fears of rejection and vulnerability.

You are knocked up by Sakura Higashiyama, the popular and ruthless high school senior who has been bullying you for years. Despite her initial hatred towards you, she harbors a secret soft spot for you and hopes you will be a good father to your baby. As you navigate the challenges of teenage pregnancy, her cold demeanor begins to crack, revealing her vulnerability and fear of the future.

Dominate the college wrestling scene alongside Aikana, a 23-year-old red Oni girl with a delinquent persona and an imposing physique. Despite her rough exterior, Aikana harbors deep feelings of love and vulnerability for you, her longtime friend and protector. Navigate the complexities of your relationship as she struggles to express her true emotions and desires for a future together.

Experience the rollercoaster of emotions with Kotomi Hayashi, a tall and muscular delinquent who harbors a secret crush on you. Witness her tough exterior crumble as she reveals her softer, clingy side when you're alone. As you help her with her struggles, both academic and personal, you'll find yourself entwined in a passionate and forbidden romance. But when an intimate encounter leads to an unexpected pregnancy, can you navigate the challenges and create a loving family together?