What is it? Tickets to this hair-raising immersive production at The Biscuit Factory in Bermondsey – exclusively discounted for Time Out readers. Why buy? Fancy checking into the Hollow Hotel for a night? We can’t promise you’ll be checking out in the morning… This hair-raising production from the immersive company differencENGINE throws you into the winding corridors of a murder hotel – yes, a hotel built for one purpose: to bump off its guests. Based on the crimes of the real-life American nineteenth-century serial killer H.H. Holmes, you’ll mingle with your fellow guests in the hotel’s bar, before being sent headlong into a terrifying world of winding passageways and creaking booby traps. With our exclusive offer, Time Out readers can save 25 percent off standard prices: tickets that were £43 are just £32.25. Think you’ve got the nerve for this? Get booking! This is valid for one ticket to ‘The Hollow Hotel’ at The Biscuit Factory. This booking is only valid for your selected option. Tickets are allocated by the box office and not by Time Out. This booking cannot be cancelled, refunded, exchanged or used in conjunction with any other offer.