Doujindesutvisekainiittaramujintoudeka Top Link Today

Let me break it down based on what it looks like:

The addition of “desu” suggests a casual or meme-like phrasing, as if narrating: "(This) is a doujin. (When I) went to the TV world, on a deserted island, big top…" doujindesutvisekainiittaramujintoudeka top

The protagonist finds himself surrounded by distinct archetypes, from the reliable leader to the shy kouhai. Let me break it down based on what