Instead of relaxing his body, Calix instead became stiffer than before at the realization that Klein was really leaning his head into his shoulder
Calix doesn't want to bring discomfort to Klein but his immense nervousness didn't help him do that. In fact, his nervousness was doing the exact opposite thing that he wants to do
"G-geez, you're like a stone" Klein commented while trying to take a peek at Calix
However, their eyes unexpectedly locked for a moment before they immediately moved their gaze away
Both of them were so nervous that they became so awkward with each other
"D-don't look at me like that" Klein muttered softly and another sense of disappointment wash away Calix's body
Does Klein notice the way Calix looks at him and he doesn't like that? Despite already having a hypothesis in his mind, Calix still decided to ask the simple question "why?" that he regretted it the next second