I am totally confused and lost plzz I need help

i m 22 and I am from Nepal and right now I m in germany for my higher studies .. and actually I was planning to study computer computer science ...and I dont know why did I choosed to study it ... may be because of my family or beter future " money" or something else I havent found till yet..and the problem is actually I m interested in playing guitar and bambo flute and I m totally crazy in music ...i tried to stay away from it but I couldnt ... right now each and everyday is making me feel low and depressed ... I feel like a looser .. I want to travel the world, see the world, meet people ... I m very much interested in social work also ... when I see something bad going around the world I cant stop thinking about it .. it hurts me so much dont know why... I am searching for a right career to start which matches my interesst .... what should I do...

Do what you want to do most. If you love music, learn how to play an instrument that suits your fancy. If you want to travel, go for it. Live your dreams