I think it's about a relationship and the girl wanted to leave and now she wants to come back but he won't take her back and he's determined to not feel bad about it. He wants to leave the situation (all aboard to port b) and get away from it all (when you get to port c you will be happy).
I think it's about a relationship and the girl wanted to leave and now she wants to come back but he won't take her back and he's determined to not feel bad about it. He wants to leave the situation (all aboard to port b) and get away from it all (when you get to port c you will be happy).