02 Jan 2026 1 min read

IF/THEN Books

Interactive mystery fiction for readers ages 10–13. Book 1: The Curse of Hemlock Island — April 8, 2026. 27 endings. You make the calls.

Book 1 of the Iris Blackwood Detective Mystery series kicks off all the IF/THEN releases for 2026 on May 8

Interactive detective fiction for readers ages 10–13. Iris Blackwood solves mysteries on Saint Hyde Island — but what happens next is entirely up to you. Six books. 14-27 endings. One detective who never gives up.

Book 1: The Curse of Hemlock Island — Available May 8, 2026.