Yuuma Mukai

The main character of Real Account.
He is a normal person who lives along with his sister whom he holds dear. He also goes to a high school where he is very typical among the rest but hides his true self on social media called Real Account.
There's more to him than just that however, as the story goes on, his "real self" is revealed.
He is a smart, works well under pressure, quick witted and very reliable person and has many secrets that will make you think twice on what type of person you thought he was.