First name: Aoi

Last name: Morino

Meaning:
Aoi-"blue"
Morino-"forest field"

Age: 16

Sex: Female

Relatives: unnamed parents, and unnamed uncle

Occupation: Student

Appearance: Aoi is a beautiful tomboy with a natural body figure where she has small boobs and round hip. She use to have long hair when she was little, but she cuts her hair as she grows into a teenager which causes her to be mistaken as a boy by other girls. When swimming, she wears a black and turquoise speedo swimsuit.

Hair length: neck

Hair color: Chestnut Brown

Eye color: Pale Brown

Likes: swimming, her friends, teasing her friends, calling Rin "sharks", joking around, teasing Makoto, joking around with Rin, Kpop, BTS, Suga, J-hope, Jungkook, roasting people, candies, food, fairness, being random, being silly, and having fun

Dislikes: jerks, Rin and Haruka fighting, her friends fighting, cheating, unfairness, liars, being weak, being pressured, her dad nagging her about having guy friends, being called a flat chest, and pickles

Personality: Bold, competitive, tomboyish, energetic, funny, playful, smart, and a total savage.

Bio: Aoi is the childhood friends of Haruka, Nagisa, Makoto, and Rin. They use to be in the same swim team together when they were children until her family had to move away because her father found a job in Los Angeles. Years later after leaving Japan, Aoi has grown from a cute little tomboy into a beautiful teenager, but she's still a tomboy in heart. However, she cuts her long hair after watching many Kpop boy bands. Aoi decides to move back to Japan to attend high school there where she moves in with her uncle, Akito. The next day after moving in with her uncle, she attends to Iwatobi High School where she befriends with one of the high school track team members, Rei Ryugazaki. She also reunites with her three childhood friends, Makoto, Haruka, and Nagisa. When joins her friends to sneak into an old pool building to dig up a time capsule they buried inside, but they soon reunited with their fourth member of their old team who left to study in Australia. However, Rin is rude to them which shocks them including Aoi who is baffled by his sudden change of attitude. So whatever happen to the cheery and passionate Rin from their old swim team? Why is Rin acting like this? And what does Rin have against Haruka?