Im so confused what should i do?

ok i just recently got dumped and we were going out for a really long time but then i got a new bf and we went out for a week but things just didnt seam the same when i was wiith him they didnt seam the same as when i was with the outher 1 .. and i really miss being with devin( the first 1) but i dont know what 2 do i guess i still have feeling for him and something in side me kees telling me 2 get back with him but i dont think he will... im so confused what should i do?