when mc was a child he dreamed to become a zombie king and because of that he was outcasted by the people, he lives alone and continued his dilusiond in his mind and avert the reality but it all change when he reach the age 17 he saw someone eating a person this is where his story begins

I want to try to finish my first story, and want to experience it. how the readers will react to my story and then try to improve my grammar and my story when I try to make a story suddenly I am out of ideas. I hope you can help me broaden my horizon

This is a story of a side character who lived in another world love story, so it's like this he is in love with his childhood friend and his childhood friend is a princess as they grow up, he wanted to confess. Still, the demon lord revived the kingdom needs a hero, his childhood friend Bussy to summon a hero on another world. How can he confess in this chaotic time? this is just the kind of story that I'm planning to write what I'm trying to write is about the story of the side character in a different world, story, or genre I think? what I'm trying to say is I will write a story about all kinds of side character lives