I like how the author mislead us with thinking that Kiriyama might have some issue with a happy family or something, but he was just using the glass for weapon
Lol, Kiriyama didn't give a fuck about the picture. Dude just wanted the glass. No movements wasted.
Now let's see what Mitsuko got. Her usual tatctics shouldn't work at all against him. Then again, she's a extremely good at reading people.she might be able to hit a soft spot.