Madara and his two lovers.

[Hanabi legendary Kunoichi]

This is true, in the deleted part of the manga, it shows that madara fell in love with the owner of a pig farmers son, Hashirama found out about him cheating on him, that is the reason that they fought.

Madara still has feelings for pigs and will never harm them.

 

[Phoenix Wright]

So afterall, it will be TonTon who defeats Madara in the end, right?