Please help me..

Hi, my name is Cristian… i am 21 and i live in england, I am in the lowest state of my life at the moment and i have no hope.. i can’t even afford to buy my son a present for Christmas. I know there are a lot of people that are willing to help. So if you want to help me.. please do, in any way.. i can prove to anyone that i have a son and that my situation is very, very bad. Thank you and i am really sorry if this offends anyone.