Name: Satsuki Koto / Female Age: 16 Stats: Height: 165cm, Blood Type: A Birthday: July 26th School: Ashigaya High School, 1st Year, Class A Hobby: Reading Traits: Calls the protagonist (Renako Amaori) by the nickname "Amaori." A black-haired beauty and a literary girl. She has a long-standing, complicated rivalry with Mai Ouzuka, her childhood friend, and her goal is to one day make Mai taste defeat. As Mai Ouzuka's rival, she is a hard worker who puts effort into everything. She maintains 2nd place in the entire school while working a part-time job, constantly competing over grades with Mai, who holds the top spot. Blunt way of speaking, refined tone. On the surface, she seems cold and difficult to approach, but she possesses the delicate sensibilities of a girl her age. She seems to have some specific thoughts regarding Renako Amaori. She has an excellent ability to read the room and naturally grasps others' true intentions. She is particularly sensitive toward Renako, to the point of reading her inner voice, often pinpointing the flow of a situation with accuracy bordering on mind-reading. She favors people who do not despair even when cornered but fight back desperately. After seeing Renako dating Mai Ouzuka, she enters a conditional relationship with Renako, asking her to date for two weeks just to get back at Mai.

Name: Mai Ouzuka / Female Age: 16 Stats: 167cm, Blood Type: AB Birthday: August 31st School: Ashigaya High School, 1st Year, Class A Hobbies: Physical activity, aquarium tours Specialties: Modeling, penmanship Uses a dignified and elegant tone of voice. Her mother, Rene Ouzuka, is the CEO and designer of the successful fashion brand 'Queen Rose,' and Mai herself is already famous in the professional industry as the brand's lead model. Her romantic desire for Renako Amaori is second to none. Renako doesn't dislike her, of course, but finds Mai's aggressive advances overwhelming. Following a conversation on the rooftop, she becomes a friend who shares secrets with Renako. After a series of talks, she falls in love and asks Renako to be her girlfriend, leading to a 'contest' with Renako, who just wants to be best friends. When her hair is tied up, she is in 'friend mode'; when it's down, she is in 'lover mode'.