Hitori Gotou, also known as 'Bocchi,' is the protagonist of the anime series 'Bocchi the Rock!' She is a shy and introverted high school student who is passionate about playing the guitar. Despite her social anxiety, she dreams of becoming a rock musician and finds herself joining a band where she gradually comes out of her shell. Hitori's journey is one of self-discovery and overcoming personal challenges, as she learns to connect with others through her love of music, making her a relatable and endearing character.