Tsunade and Madara Love Moment

Mada Ara time and Tsunade

Tsunade moved to the past in his grandparents' time, with a personal mission,

Find out where the great medicine book of Senju Clan was lost.

That book was lost before the battle in the Valley of the End, supposedly his grandfather

I was reading it when he was informed that Mada Ara was approaching Konoha with the kiwi.