Fifteen-year-old Blaze and Noah live in the village of Sible Hedingham over 100 years apart. They both have the same gift or curse — they draw pictures that later come true. Blaze in the 1860s is accused of being a witch and 'swam'. Noah, living in the present is desperate to keep his drawing a secret. But as he gets closer to Beth, must he tell her the truth, and change their futures?