The filename "Five.Hearts.Under.One.Roof" seems to evoke a sense of intrigue. It's unclear whether this is a title, a phrase, or a cryptic message. The addition of "-TENOKE" to the filename adds another layer of mystery. TENOKE could be an abbreviation, an acronym, or perhaps a username or handle.

Nonsensical or "ridiculous" plot points and limited gameplay outside of dialogue choices.

to complete, while a full completionist run to see every ending can take approximately 12.5 hours : It is widely available on Nintendo eShop Five Hearts Under One Roof on Steam