Why Barry & Iris are the most romantic couple in the Arrowverse [THE FLASH] Part 3

THE FLASH
WESTALLEN
ARROWVERSE
DCTV
BARRY ALLEN
IRIS WEST-ALLEN
JOE WEST
SARA LANCE
ALEX DANVERS
KARA DANVERS
FELICITY SMOAK
CAITLIN SNOW
CISCO RAMON
RALPH DIBNY
OLIVER QUEEN
DAWN ALLEN