One Piece episode 1013 entitled “ Yamato 's past ! A man who came aiming for Kaido's head!”
Opened with Sanji trying to escape from Black Maria and his subordinates, but it was very difficult plus Black Maria 's spider web entanglement .
Moving on to the conversation between Momonosuke and Yamato , there he told the story of his past meeting with Ace . Besides Ode, Ace is also one of the strengthening of Yamato 's dream to sail to the ocean.
Flashback begins, Ace who may still be in the "Spade" pirates, not yet a subordinate of Shiroge, sails to Wanokuni to save the hostages while confronting the Yonkou, Kaido.
The incident did not materialize because Kaido and the other higher-ups were outside, Yamato guarded the place and directly faced Ace , the longer they fought the more intimate they became.
Ace tells about his journey but keeps telling stories about his younger brother, Luffy, which irritates Yamato why he always talks about his sister. Ace tells a lot about strong people including his brother, Luffy will also soon be sailing to the ocean.
THE ADAM'S PROJECT TRAILER REVIEW
After they fought, and discussed the trip to the sea for a long time, Ace went and gave a message to Yamato that he would come back here again to beat Kaido.
Back in the present, Momonosuke and Shinobu seem surprised to learn that Yamato is Kaido's son, but Yamato explains that he hates his father very much and will fight with them to defeat Kaido.
Before the end we can see Otama cry telling about Ace that Luffy has been told has died, Nami who was there explained all that that Luffy understands what Otama feels better, because Ace died right in his own eyes.