Since it's called 'the stage fright girl story', the main character is likely a girl who suffers from stage fright.
Well, there's obviously the girl with stage fright. There might also be her family members, like her parents who could be either supportive or not so much. Maybe there are also her friends or classmates who could be involved in the story, either by encouraging her or making her more nervous about the stage performance.
The main plot might be about a girl who experiences stage fright. Maybe she has to perform on stage for some reason, like in a school play or a music concert, and she has to overcome her fear.
I'm not sure specifically as there could be many stories with this title. It might be about a girl who experiences stage fright, perhaps her journey to overcome it or how it affects her life when she has to perform on stage.
There could be a young dancer as one of the main characters. She has always dreamed of performing on a big stage but her stage fright is holding her back.
In the 'stage fright game story', perhaps the main character is an aspiring actor. He or she is constantly haunted by stage fright, which is the central conflict of the story. There might also be a director or a coach character who tries to help the main character overcome this fear. Additionally, there could be other actors in the same troupe who are either sympathetic or unsympathetic to the main character's plight, adding more depth to the relationships and the overall story.
I don't know the specific main characters in this graphic novel since I haven't read it. But they could be performers like actors, singers or musicians who are dealing with stage fright.
It could be about a person who experiences extreme nervousness before going on stage. Maybe it's a young singer who freezes when the spotlight hits her, and she has to overcome her stage fright to give a great performance.
Well, without more context, it could be about a game where the characters experience stage fright. Maybe it's a story of a group of actors in a game who struggle with performing on stage due to their fear.
One possible lesson could be the importance of preparation. If you're well - prepared, you can feel more confident and less likely to be crippled by stage fright.
Without having read the 'Fright Night 3 Novel', we can only make assumptions. It could be that there is a young person as the main character, perhaps a teenager who is more in tune with the supernatural happenings. There might also be an older mentor - type character who has some knowledge about the horrors that are occurring. And of course, there would probably be the antagonist, which could be a creature from the underworld like a werewolf or a blood - thirsty vampire.