I really need help this is tooo hard?

well so im in yr 8 at school and im friends with this girl lets call her mary so mary is my best friend and i would like a boyfriend but not desperately and mary apparntly has a boyfriend who is extreamly hot and every girls prince charming hes rich and kind and loves her alot hes too good and she also has alot of guy friends too but i have never met any of them or anything ,and she also has a lot of guys dieing to get on a date with her but not to be mean to mary but shes not that pritty or kind but anyways she has this one friend called ummm bob and bob apparntly likes me but she only met bob when she met sammi this really mean cow who hates me so bob liked me and i ended up adding him on msn and we talked and mary showed me a picture of him and stuff but he didnt sound so real but i belived her so when me and this girl sammi had a mini fight mary would say or txt me saying bob just txted me you should check your emails and hen i did suprisingly there was an emil from bob saying i love you will you go out with me this went on for a while and every day they would laugh and wisper about things but always change the subject when i asked what they were talking about . then i got an email saying all these thing like i love you will you go out with me please i love you will you meet me in a dark ally i was shocked but out of cureosity i said yes i would go out with him then we didnt talk for months after my mum saw the emails and i told my friends she saw then only today i got two more emails saying i saw your picture ewwww your so ugly i would never go out with you and all this stuff i am just soo confuesed and today sammi was being REALLY mean to me and asking me loads of embarrasing questions i just wanna know if this is a bunch of girls being mean to me or if there might be a real bob ????? please help me !!!!