Somebody that I used to know

Kurt Anderson and Blaine Hummel are best friends in elementary school but after Blaine's mom's death he and his dad move away. When Blaine returns his junior year he tries to befriend Kurt again, but Kurt resists, wary of Blaine's intentions after years of abuse at school as well as at home. Blaine is set on regaining Kurt's trust, but will Kurt let him before it's too late?