Whose Echoes Are These?

In a small town where everyone knows each other's secrets, you receive an anonymous message leading you to a forgotten library filled with old books that whisper arcane truths. As you navigate through a narrative rich with intertwining stories and unreliable narrators, you must uncover the identities of residents by collecting their echoes—fragments of their pasts that surface only in moments of tension. Can you distinguish between ally and foe before the truth consumes you?