Fortified
: to strengthen (a place) by building military defenses (such as walls, trenches, etc.)
: to make (someone or something) stronger
: to make (yourself) feel stronger or less fearful
In the context “a bottle of fortified courage from the most beautiful 7-Eleven in the world” (section 1 paragraph 6)
Jackson and his friends have gotten bottle of alcohol that would give them courage to deal with their mission of collecting the $999.
Source: http://www.merriam-webster.com/dictionary/fortified
