### Clue: Old story line in the eleventh year after Christ? (5)
### Answer: ILIAD 
 ### Explanation: Definition: Old story
  L(*$$l$$ine*) in 11AD(*eleventh year* in the Gregorian calendar, counting from,*after* AD,Anno Domini, the year of the lord, specifically the year, or thereabouts, when *Christ* was born), with number 1=letter I and 11=II.