One true yandere story is about a girl in high school. She became obsessed with a boy in her class. She would follow him everywhere, even to his home. She started leaving strange notes in his locker, like 'You're mine and no one else's'. It got really creepy when she tried to isolate him from his friends by spreading false rumors about them. Eventually, the boy had to get the school involved to stop her obsessive behavior.
There was a case where a young man had a yandere admirer. This woman would constantly call him at all hours of the night. She once showed up at his workplace unannounced and made a huge scene when she saw him talking to a female coworker. She was convinced that he was in love with her too and refused to take no for an answer. He had to change his phone number and move to a new place to get away from her.
There was this yandere character in a story. He thought his neighbor was stealing his cat's attention. So, he started leaving strange 'gifts' on the neighbor's doorstep, like little clay figures of cats. When the neighbor finally confronted him, he just giggled and said 'These are to remind you that my cat is the best!'. It was a really odd but funny situation.
There was a yandere who was obsessed with his neighbor. He would constantly watch her from afar. One day, he found out that she had a boyfriend. In his sadness and jealousy, he started to leave her little gifts with sad notes, trying to win her over. But she was frightened by his behavior and moved away. The yandere was left heartbroken, his love turned into a deep and lonely sadness.
There was a yandere - like situation where a young man was obsessed with a co - worker. He would constantly leave little gifts for her at her desk. But when he saw her talking to another male colleague at a party, he started making mean comments about the other guy to her, trying to make her dislike him.
In a workplace, there was a man who showed yandere tendencies towards a female colleague. He would always try to be near her, and if she interacted with other male colleagues in a friendly way, he would give her the silent treatment and try to sabotage their work relationships. It created a very uncomfortable environment for everyone.
One scary yandere story is about a girl who becomes obsessed with her classmate. She starts following him everywhere, even hiding in his closet at home. When he discovers her, she just smiles creepily and says she can't live without him. It's really terrifying how she invades his personal space like that.
There was a case where a young man had a yandere - like situation. He worked with a woman and developed an intense infatuation. He started sending her hundreds of texts a day, even after she asked him to stop. He would also wait outside her apartment for hours just to catch a glimpse of her. His actions made her feel very uncomfortable and she had to change jobs to get away from him.
One story could be about a girl in a school setting. She was secretly in love with a boy. Whenever another girl got too close to him, she would start to spread rumors about that girl, trying to drive her away from the boy. It was a really creepy situation as she would always be watching the boy's every move and the girls around him.
One good yandere story is 'Future Diary'. Yuno Gasai is a classic yandere character. She's extremely possessive of the male lead, Yukiteru. Her actions range from being overly affectionate to extremely dangerous in order to keep him all to herself. Another is 'Mirai Nikki: Another World'. It explores different aspects of the yandere concept within the same universe.
There's also 'School Days'. Kotonoha Katsura is involved in a complex and horrifying situation due to the yandere behavior of Sekai Saionji. Sekai's unhinged love for the male character leads to a series of tragic and violent events that shock the viewers.
There's a yandere horror story where a young woman moves into a new apartment. Her neighbor, a seemingly nice guy, turns out to be a yandere. He begins to manipulate her life, cutting off her contact with friends and family. When she tries to resist, he shows his true, violent nature. These stories often play on the fear of being the target of someone's unbalanced love and possessiveness.