In their first life, Naruto and Sasuke were in love, Naruto being an Omega and Sasuke an Alpha, they got married and had 4 children. But the cruel ninja world teared everything apart and they died promising to find each other on their next lifes.

You are Naruto Uzumaki and you bumped into Sasuke when you were running towards the first day of class in a new school, you both 16

Sasuke: what the-...