I think so...I don't know why though. An error?
I think it's more of the original timeline, and that it's leading up to when they meet in this one.
I thought it was a flashback
It was definitely a flash back, chapter 12 proved it!
yep. It was just weird, it came out of nowhere
He's likely to continue having dreams of people and events that happened in his previous life that show some connection to people or events that are going to happen.
Probably, we should clearly expect it now xD
Did chapter 11 do a time skip half way through?