interesting

A gay couple consist of two "uncommon" people. One of them is able to read the number of people's lie printered above of people's head. The another, he had few lie during his life.

This is the sequel of "count 0". A new term appeared from new characther. He has "HHHHHH" above of his head according to Agatsuma :)

A sci-fi manga related to "time travel" experiment. Basically, those main roles have similar age (in my opinion, at least they have little difference age gap). It showed when both of them inside their "grown up body"

well, it wasn't common storyline. it could be classified to fantasy or spiritual manga. For complete summary, you can check the summary on this site. Imho, some pages are missed here, so.. I visited another free manga online web. Actually, the extra section of this manga in mangago is complete enough. Somehow, I feel that the extra section give the closure of this manga.