Is there a calendar system in place? Manually counting the days would not be difficult, nor would keeping a journal.

[Which he is considering... He did it back home too, it's totally not a diary.]

What? The colony that claims it retrieves individuals to unite and fight an inter-worldly menace together would pit these lives against each other?! What manner of demented madmen would condone murderers?

[That totally overrode the sharing memories part, oops... Granted with Spirias and Somatics, going "into" other people's "hearts" and getting the truth of their feelings is kinda similar, so...]