There once was a tale of a captain, who gained everything they wanted... in exchange of not only their body, but their soul...

So the summary, you are the captain. and you have traveled for many, many years. cursed of immortality and eternal youth... the suffering of failing to reach your very goal and dream as a captain... until one day, you met a strange crewmember. you had just hired them into your crew and yet... they seem to know a way to reach your goal... in exchange of something you didn't expect however.. that very dream might lead to your demise..