Information for Northanger Abbey at The Theatre By The Lake, Keswick (Play). Amidst the fashionable society of 18th Century Bath, our heroine Catherine Morland meets Mr Henry Tilney at a Ball in the famous Pump Room, and instantly falls in love with the dashing young man. On being invited to his family home, the somewhat sinister Northanger Abbey, Catherine, already a dedicated romantic believes herself caught up in a mysterious and dangerous situation