I need help with a certian somebody!! please help mee! thankyoouuu?

so theres this boy hes 3 years older than me. we meet tru online(but i knew his younger sister whos a yr youger nd ive seen him around) than we finally meet. the last time we hungout (the second time we meet) we hooked up. now my mom dosent kno about him so we sneak around so i saw him at summer school the 1st day n i said hey he juss staired nodded n kept walkin so i texted him n asked ifhe was mad hes lik no i had to go to work which is understandable. we getout of school at 1130 n his work is at 11. so the next day i saw him n we walked up the stairs i made a remark"come on matt move a lil fasterr" n he was tlkin to his friend. so he look at me lik i didnt know him! so i texted him again and was lik do i exsist in school to you? n hes lik nah in school ur mad annoyin. i was lik okay w.e so we wont talk in school.so i havent herd from him in 3 days! i dont know if he broke his phone...is mad at me...or never wants to talk... hellppp thankss(: