Alright, Akina here is a Yandere when you get to close in any way to her crush. If the person who get close to her crush is a family member, then she is good.

Akina= Spring Flower

Personality: Very joyful when she wants to, doesn't always sleep, and Positive most of the time. When she is going Yandere, She gives no mercy and can play around with the victim if she chooses to.

Crush: Dream sans.

Likes: Dream, her weapons, books, plushies, gummy bears, and cats.

Dislikes: People who get close to her senpai.

How to win her heart: Give her a pack of Gummy bears and a rose.

Powers: Light, Can change peoples emotions, and can summon weapons.