Luffy will save any one on his crew, that includes the love of his life.
Luffy: "I'm looking for good men to join my pirate crew." - Zoro: "You must be a devil spawn, but I'm not ready to die without a fight! You've got yourself a pirate!
D: Oda-sensei! Please tell me the order in which the members of the Straw Hat Pirates joined the crew! I’m really grateful! Yoshikawa O: New readers! Yep, that’s right. I didn’t realize. One Piece has