Star Trek Stargazer #4: Oblivion

In 1893 a time-traveling Jean-Luc Picard encountered a long-lived alien named Guinan, who was posing as a human to learn Earth's customs. During this "first encounter," Picard saved Guinan's life, a favor she would never forget.
Five centuries later, Captain Picard, now commander of the Starship Enterprise ™, brought Guinan aboard as the ship's "bartender." The hope was that her wisdom and inner peace would provide a moral grounding for Picard's crew as they experienced the dangers o…