Talk:Sora/@comment-36.74.139.217-20140519085334/@comment-182.178.189.165-20140519164304

Its like this:

Sora's father + Sora's mother = Sora

Shiro's mother + Shiro's father = Shiro

Then, Shiro's mother and Sora's father married each other.

And thus, Shiro met her brother who was 7 years older then her and after some time 'Blank' came into existence.