It isn't because the kiss wasn't good or anything, of course; Mari just needs a moment to let the whole thing soak in, but, Dia's words are quick to snap her out of the haze of "I was kissed by Dia, she really did like me back this whole time--". It's a sudden jolt back to reality, as if someone just pulled her straight up for a breath of fresh air after having spent a full minute underwater. Her eyes go wide, seeing Dia trying so hard not to look her in the face...

And at that point, she's already tearing up and clinging onto her, throwing her head straight into her chest with a loud wail.

"Diaaaa!"

Her arms lock around Dia's waist, with as much force as she can muster as she sobs into her sternum. Mari's fingers grip her poor friend's (lover's, now? oh my God.) uniform, and at this point, it'd probably take a crowbar to pry her away.

"I love you, I love you, I love you! I'm so sorry! I love you! Ti amo! I'll never let you think I don't ever ever again!"

Whether she's completely forgotten she's in public or she just doesn't care, her declarations in love are, at the very least, muffled into Dia's chest between sobs and the occasional hiccup--