scared for the second semster

hello, so basically ive been having s great time jn erasmus and the only issue is that i stay two semesters, while 90% of my friends stay just one (some somewhat close friends are staying but not my closest closest friends), has someone been in that situation and has any advice? im worried about being alone and having no friends lowkey, but i eant to enjoy the moment and not think about the future rn, any advice?