https://screenrant.com/is-ahsoka-dead-world-between-worlds/

Ahsoka Tano finds herself in a mysterious location at the end of Ahsoka episode 4, a place that will change the trajectory of the entire show.

What Happened To Marrok In Ahsoka Episode 4 (https://screenrant.com/marrok-inquisitor-death-identity-explained-ahsoka-star-wars/)

After several theories and much speculation, Ahsoka episode 4 finally reveals the true nature of the mysterious Inquisitor known only as Marrok.