User blog comment:Kaido King of the Beasts/Chapter 877: The Candy Shop is Closed/@comment-2A02:C7D:2BE8:4500:D2A:306:5081:BAC8-20170831141111

I'm thinking Pedro may have some relation to Carrott without her knowing and his death may become her "tragic backstory" and then she can carry on his dream... Just a wild theory but something I've been thinking about recently!