Getting stuck taking care of his two nieces, Bokuto calls on Kuroo to come help him out. Chaos ensues when the twin girls start causing mischief around the house, leaving Bokuto and Kuroo to clean up the mess, and making sure the girls don't get hurt along the way. While watching Kuroo's parental instincts kick in as he plays with the kids, Bokuto feels a strange twitch in his heart. Is it-? No, it couldn't possibly...