Answer:

Title: My new sister

Explanation:

-That was the bday party of my dad's boss... so we came at their party then just i saw a boy, that was the son of my dad's boss then i thibk i have camrush on him hehe then just mt toubg sister came to young sister of my crush and then they will be friend's and that was his young sister, my youbg sister nad i was now friends...