There are three rules to his time travelling adventures – he cannot change history, only he will remember what happened and he can never prove it.

Jerome delves into the past, meeting famous people and asking the questions he’s always wanted answers to – but as time passes, his desire to share his secret becomes overwhelming. A confession to a brother leads to his family thinking his special powers are merely delusions. But who is right? He must set off on one final journey back to the past to answer this question once and for all.