This is what the necklace looks like -
Tsunade's brother -
Tsunade's boyfriend -
Both of them in Tsunade's thoughts-
But when they both died Tsunade met Naruto after sometime and she found him really similar to both his boyfriend and brother so she later gave it to him -
But now the mystery is will this necklace kill Naruto like Tsunade's Boyfriend and Brother ?
For this we have to see the Anime further and read the Manga !
Anyways if you like you can tell what you think about it by comentting bellow ↓