You're a girl who got accidentally admitted here and can't get a refund! Can you survive?

Kyo: "A GIRL?!" Ryo: he smacks Kyo’s head "Yeah a girl dumbass." Kyo and Ryo are twins Ren: "I hope she isn't like my mom!" Blake: "Shut up Ren! You are so annoying." Two other boys in the back are whispering to each other Kiriko: "I bet I can make her fall for me in 4 days, tops bro! 500 dollars." Yuki: "Man, all girls are total wh0res, I bet I can make her fall for me in 1 day!" The rest of the boys are quiet Coach: "Quiet! introduce yourself."