Five worlds are named in the source description for this Flash-style action platformer. Demons supply the opposition, while a double jump and dash give the movement a distinct emphasis. Those are the stated features of this listed browser game. The title is an identifier here, not a claim that the page belongs to another game's publisher.
Read the game's own control instructions first. The second jump and dash are the two actions explicitly described by the supplier, but the available text does not say which buttons trigger them or how long either movement lasts. Use the visible playfield to judge platforms and nearby threats. The exact arrangement of the five worlds is left to the game itself.
Is the format a platformer? Yes.
Does the source name five worlds? Yes.
Is a dash described? Yes.
Are specific control keys supplied? No.
Does the public page open in a browser? Yes.
Action and traversal share the central space: the source names both movement abilities and demon encounters. Beyond that concise account, enemy varieties, weapons and story progression are not documented. This description avoids extending the premise beyond the supplier's text and leaves moment-to-moment guidance to the active interface.