Boy problem help PLSSSSS answer this PLSSSSS :"(?

K so me and my bf we've been together maybe for a month. Today I was talking to his friend and then his friend was like do u wanna see Ur bf pic on fb I was like yeah. I don't have fb. So he gave me his email and the password. I didn't rlly go on my bf pic I went on the messages between my bf and him my guy friend. SOO I read it. My guy friend asked him if he likes me then he answered by saying noo first thing everyone thinks I like her but I don't and second thing I have a gf. I was crying Wen I saw that. But when I looked on the date it was march. And the other message said do u have alias email (my name) and the date was on April 11th. And I'm rlly worried he told me he likes meee when I read the massage I got rlly shocked I rlly need help wat should I do and wat do u think