Hush (Levi Ackerman and Petra Ral's fanfiction)

Reincarnation of the Captain of the Survey Corps, Levi Ackerman and one of his squad, Petra Ral in another world where fate held upon for them to reunite as childhood's friend, whom separated their ways to pursue their own dreams. As the legend of the red strings of soulmates, they meet again after 20 years in the train station, on their way back home at last. The racing hearts of two beats together, showing the lingering feelings attached to their souls even way back in their first encounter in Paradis Island, year 846.