### Clue: One captivated by story – Biggles, perhaps (5)
### Answer: PILOT 
 ### Explanation: Definition: Biggles, perhaps
 I(Roman numeral for "one") **contained in**(captivated by) PLOT(a story, more specifically, the sequence of the main events in a story).
Defn: An example/perhaps, is the fictional character, Biggles.