[Imagine if it really was a heart attack and Matsui just vibed his way through it. Honestly, he would.]

The doctor said that nothing appears to be wrong with this body, from an initial check... [Or at the very least, he wasn't having a heart attack after all.]

The guess they had was psychological distress or difficulty adjusting to the diet of the people here. I had not been to a "cafe" before that day, so perhaps it was that? Though tea is something we had in abundance even at the Citadel...

[Truly a mystery he's clearly not equipped to puzzle through, the gotdam alien. But then, he'll turn his gaze back toward this poor furry.]

Allow me to purchase a lantern for you.

[As thanks for his concern(???)...]