Ruili

A woman who leads one of the three pirate factions while also being head of the merchant company called "Black Snake Company".
She governs the pirate's hidden port and also manages the brothel at the port.
A mastermind who wins things by using a number of tactics, but not by direct battle.
She has been skirmishing with Olivia, one of the three pirate factions, many times and they hate each other as enemies.