He made a promise to Duncan to clean up his act and be a better person, starting with swearing off cursing. Lucy and MacCready had a son, Duncan, but Lucy was killed by feral ghouls.
She gave him a carved toy soldier in return, something he always kept on himself regardless of where he went. He told her that he was a soldier, out of fear that he might lose her if he revealed that he was a stone-cold killer. With her at his side, he could press ahead no matter the horrors that faced him. Lucy always had MacCready's back and helped him through the darkest of nights in the wasteland. In the course of his travels, he met a woman named Lucy, and the two fell in love. When MacCready turned sixteen and left Little Lamplight, he took to wandering the wastelands as a gun for hire. Īccording to MacCready, engaging targets at long range meant one did not take too many chances in the treacherous Capital Wasteland to stave off death for another day.
MacCready's coup resulted in him becoming mayor. After Princess declared herself the new Mayor and renamed the position after herself, her rule lasted about five minutes, until MacCready punched her in the face and stated that Little Lamplight needed a leader, not a princess.