Prologue

James jr. and Lily jr. was in their sixth year. They somehow traveled back to the past, to their father's sixth year. What would their parents do, while one was stuck in another dimension? (Please read Professor Potter and first, before reading this, because it is its spin-off. Thank you^^)

AUs:
1. Harry Potter AU (Present)
2. Harry Potter AU (Past)
3. My Hero Academia/Boka No Hero Academia AU