One: Sirens

You, the Silver Killer, the deadliest known assassin, are forced to partner with Five Hargreeves after a chance meeting after a chance rescue. Over time, your relationship grows . . . but you've got enemies after you, waiting at every corner to slit your throat. Nothing will be easy.
***takes place immediately following the end of season 2, will include spoilers for both seasons, does not use the same names as the real s3 Sparrow Academy kids or the same storyline**