After Rick made his act, he just needed to lower his head and hide the grin that was appearing on his face.
In fact, he wasn't the type of person who would be dominated by his emotions so easily. Even when facing those kinds of situations, he always tried to keep his cool. The only person that really made him lose his cool was Dean because of the continuous bad behavior and loss that he caused to Rick.
Besides that, the group could count on their fingers how many times Rick really snapped to that level that he just showed.
'I never was a good actor, but my frustration from now helped me to show truthful emotions. However, my objective never was to make such a show just to vent my anger…'
He maliciously looked at Yuki, who was still holding Paul as she wielded her rapier and looked to all sides.
