What to do when having a hangover 2 -A Ranger's Apprentice fanfic-

In the first story, we discovered how Will got his knowledge of hangovers: from Halt.
Why don't we dig a little deeper into history and discover how Halt learned 'What to do when having a hangover.'

Prequel/Sequel of 'What to do when having a hangover', but can be read separately.
one-shot