Sci-Fi / Romance / Mystery Logline: A young artist discovers that their childhood best friend isn't just strange—they are an "Xter," an alien entity or digital construct learning to mimic human emotions, and they are running out of time before they are recalled.

: Readers on platforms like Reddit frequently praise the character designs—specifically how XTER captures expressive facial details and "swoon-worthy" aesthetics that keep fans coming back chapter after chapter.