why dont i have anyone by my side

nayul’s constant thought is, “i don’t think anyone will want to be friends with me…” seoyoon, a boy from her past, unexpectedly re-enters her life when he enrolls in her class one day. when they were younger, nayul and seoyoon were best friends. however, for unknown reasons and following a number of misunderstandings, he started to avoid her and continued to treat her coldly upon their reunion. will nayul’s dim world ever get any better?