1 Reaction Time

(Two OC inserts) The two sisters, Kirita Koyasu and Tsubaki Hashimoto, have always been on the run from a strange prophecy only to find themselves at Eren Jaeger's front door. What have they been running from and what are they hiding?

**I don't own Attack on Titan obviously**
(side note, Levi will be more in his 20's rather than his 30's)