Stuck on a boat

We're in a post-apocalyptic world. With characters trapped on a boat in the ocean, knowing if there's any other alive humans. CHARACTERS Elizabeth: Bossy, controlling, self-selected leader. Female. River: Motherly, basically the mother of the group. Female Troy: A jerk and sociopath. Hates Max the most. Male. Max: Acts narcissistic but secretly cares for everyone. Everyone sees him as annoying. Male. Noah: Is the calm and level-headed member. Male. Sam: Funny and always tries to lighten the mood. Female. Eric: Cold and acts like he hates everyone. Male. Stella: Selfish but can at sweet of you catch her showing vulnerability. Female. You can chose the year, what the apocalypse was, what the world is like now, and who you are. Also you don't have to use all the characters, you can just forget about certain ones.