Being a shy, timid girl, Haruka is set up with Takayuki by her friend, Mitsuki, while she is in high school. The two quickly become close, and develop an intimate relationship. She takes in an interest in collecting picture books. Very early on in the series, she is involved in a serious car accident and ends up in a coma. The main thrust of the story begins when she awakens three years later. She is afflicted with anterograde amnesia, and because of her delicate psyche, her family and Takayuki conceal the truth that three years have passed, which forms much of the tension in the series. (Source: Wikipedia)
Saleena is a young girl who asks for help to Lina and Naga to save her village. She is very skilled with swords and has a great willpower.
Manaka is the class representative. She is shy and has trouble saying "no" to others. She is helpful and is very reserved. Thanks to Takaki, she finally says how she feels about a certain matter. She does not back down and everyone applauses her. Her best friend is Yuma Tonomi
Yuma is an athletic girl and is out-going. She pretends to be always in conflict with Takaki and that he's always trying to beat her in everything. She thinks he is her rival. Takaki never bothers to ask her why she acts this way until the last episode. She blushes and stutters, giving the audience the impression that she may have feelings for him. Her best friend is Manaka Komaki.