I think it has something to do with the time after one orgasms...
...Maybe?
You know the phrase "zanshin", right?
"Zanshin" has two meanings. One is regret; the other is the martial arts concept of staying alert in the follow-through.Reimu-san...Yeah, but it's too much of a hassle to explain.And that's what it is!!... Ugh!
Um...Well then, I've got a good interpretation!Haa... I'm cumming...!MhaaaaaUh, eh?
Sorry, I don't follow.