Crunchyroll and Webtoon’s Tower of God debuts Wednesday, April 1 and the streamer’s got one final trailer to premiere. Last time, we got a closer look at the show’s imaginative cast, so this last look takes us deeper into the plot.

As the Tower of God final trailer explains, the show follows the story of Rachel and Bam as one follows the other through the tower’s dangerous challenges, meeting strange folk and learning more about the nature of the world.

Tower of God is an adaptation of the Webtoon comic of the same name, written and drawn by Lee Jong-hui, AKA SIU. Since its 2010 debut, the comic has collected over 4.5 billion global views and is translated into eight different languages officially and another twenty with unofficial fan translations. The series is still ongoing, with over 400 chapters and new ones arriving every Monday.

Check out the show’s official synopsis below, and tune in to Crunchyroll on Wednesday, April 1 at 7:30 AM PT for Tower of God.

“Tower of God” is a dark fantasy action series that centers on the journey of a young man as he battles his way through the mysterious Tower, building friendships, discovering the rules that govern this tower, and facing unimaginable terrors, as he strives to find the only friend he’s ever known.

tower of god final trailer