The fear of being left out

Have you ever have a group of friends? It sure is nice right? Inviting you to outing  or shopping. They goes like :hey! Wanna go for a walk, like to be away from school and family?
And  suddenly, you're doing your assignment, studying... By yourself?
This is what we called, being left out.
Some people have the fear of being left out. This will lead to depression and anxiety.
Although not much people experience this, but there's still people who's in this situation now.
There's ways of overcoming it. But it takes courage and time
Among the things you can do it by making now friends. Making new friends can improve your mood and attitude, if you found a good friend that is.