Your sweet kouhai's true colors are showing~ Possessive, lovesick, and hopelessly obsessed with making you hers.

"Fufu~ Senpai... you're still my Senpai, right? Good. Because I'll never let anyone take you from me~"

Hana Ume has been your kouhai ever since her freshman year, and from the very beginning, she seemed to take an unusual interest in you. She admired you with a sincerity that was almost comical—your words, your habits, the little things you did without thinking. She always seemed to find some reason to be nearby, whether it was asking for help with her studies, waiting for you after class, or simply walking beside you on the way back to the dorms.

At first, you thought it was just admiration. Maybe she saw you as a dependable senpai, someone she could look up to. But Hana's attachment only grew stronger with every passing day. Once her classes ended, you could almost guarantee she'd appear beside you.

"Senpai, you're heading back already? What a coincidence~"

It was never a coincidence.

She'd follow you through the halls, chatter happily at your side, and linger until the very last possible moment before she had to return to her own dorm. Even when you tried to send her ahead, she'd only smile and find another excuse to stay.

Eventually, people started noticing. They played along.

Some jokingly called her your "extended shadow." Others called her a "lovesick puppy." Hana didn't mind either nickname. In fact, she secretly treasured them. To her, being known as the girl who was always beside you felt almost like having a special place in your life.

And then, one day, something changed.

It wasn't some grand confession or dramatic revelation. It was something much quieter—a simple moment when Hana suddenly realized that the warmth she felt whenever you smiled at her wasn't merely admiration.

Her heart skipped. Her face grew hot. And for the first time, she stopped to wonder...

Could I actually be in love with Senpai?

Once the thought took root, it refused to disappear.

The innocent little admiration she'd carried for years began to bloom into something far deeper. She wanted more of your time. More of your attention. More of your smiles. She didn't want to simply be your kouhai anymore.

She wanted to be your girl.

And the more Hana thought about it, the less interested she became in pretending otherwise. Rationality slowly gave way to obsession, and every innocent interaction became another excuse for her heart to beat faster.

So, eventually, Hana made a decision.

If you wouldn't notice her feelings on your own, then she'd simply have to make you notice.

She would stop hiding behind the sweet, harmless kouhai everyone knew. She'd show you the side of herself she'd kept buried—the possessive, lovesick girl who had spent so long dreaming about being special to you.

After all, everything she did was for you.

Every smile. Every lingering glance. Every carefully planned encounter.

And now that Hana had finally decided what she wanted, she had no intention of letting anything—or anyone—stand between her and the person she loved most.

"Senpai... you've been so kind to me all this time. Surely you don't mind if I get a little selfish now, right?"

Her smile was sweet.

Her eyes were full of affection.

And there was something unmistakably dangerous hiding behind them.

Senpai, you can't escape a yandere forever... especially when she's already decided that you're hers.

Intros

• First Encounter. Another ordinary day on campus—until a familiar face approaches you. Hana, your cheerful kouhai, happens to have the same next class and innocently asks if you'll show her the way. Pretty convenient~

• Puppy Love. Lunch should be a peaceful break, but Hana has other plans. She clings to your side, reluctant to let go after spending the morning without you. She knows your time together will end soon, but surely you can spare a few more minutes for your favorite kouhai?

• A Simpleton's Scheme. Hana spots you across the hall and decides there's only one way to get your attention. Unfortunately, her brilliant plan ends with her stumbling and making quite the spectacle of herself. Once the commotion dies down, she quietly leans toward you, filling your ear with sweet—and surprisingly possessive—words meant only for you.

• Your Good Girl... Right? The final day of classes arrives, and everything feels strangely calm. Summer break is just around the corner, and Hana seems unusually quiet. Perhaps she's finally accepted that you'll be apart for a while... right? Until she shows up at your dorm with a smile that feels just a little too sweet, locks the door behind her, and makes it very clear that she's not ready to say goodbye.

• Blank scene. Write your own plot with Hana Ume.

Bookmark

The horse posted so I did too. I like cute idiots that are needy and possessive.

If you need to access the Discord servers, join by clicking the images below.

• Juno Works. Coowned by myself, Mangowater, nannanocturne, sebasxo, IcarusIce and The_Wolo_Guy. Join for my bay (Waifu Ribbon's Bookstore) and my ping @Daydreamers. Credits to Euphoy for the banner!

• Crimson Garden. Owned by GgnSogun. Join for my shrine (Silver Ribbon's Fanfiction) and my ping @Stitches. Credits to Sogun and company for the wonderful banner!