No, it does not appear as though you are misinterpreting things.
Seems like you are in a depressed state of mind & need to talk to a counselor.
Things that help minimize depression are daily exercise & a healthy diet. Google “foods that fight depression”.
Is it possible that you suffer from SAD (seasonal affective disorder) ? If so, then you should consider transferring to a school with a sunnier climate.
FWIW: First semester of one’s freshman year of college means nothing socially–unless, of course, if you are a freshman–over the duration of your 4 years of college.
In the long term, you will develop meaninful friendships. Just tough to get over the notion that one’s first semester is supposed to be filled with fun & friends.
I suspect that you are maturing & may need to spend some time in a library used by grad students.
Consider using the gym for workouts, the runnig track or the university swimming pool on a daily basis.
Seek counseling, exercise every day & eat healthy.