what wii go on after a good friendship

Tweet

so ,i share a room with my good friend at university,but these days ,he found a girlfriend, at first time ,i treat his eyes,but some days later,the girl do not betray her essence.during that time,we have a good day.but accompanied with time.everything changed .the girl have more demond for my friend than before including money and other things. the most important is that she said my malediction .what is wrong with me ?what can i do