[COLLAB(?)] Aster and X-1 meet (You/Your Oc) remix

Instructions

[Prologue] (ONLY CHANGE THE "you/your oc" PART PLEASE! -melicorn21) After the events of Aster and X-1 escaping the Shadow Palace's Dark Laboratory and from Queen ████, they end up in the White Void (AKA the main space via the Scratchverse), until stumbling upon (you/your oc)...