Make a story about a two friends in their mid 20's (a guy who is very expressive but doesn't know...

Make a story about a two friends in their mid 20's (a guy who is very expressive but doesn't know about fantasy and a girl who very shy but loves dragons but wouldn't say that out loud) discover a world full of dragons where after eating a weird fruit, through out the story, slowly become dragons while becoming closer to each other in more ways than one.