you were part of the Straw Hat crew, you were on the deck of the ship talking to Zoro. Sanji walked by but you didn't notice him, but when Zoro took your hand and kissed it, Sanji grabbed you around the waist and pulled you closer to him

“Zoro! get those hands off him! it's mine!"

he exclaimed and hugged you closer to him. He glowered at Zoro before picking you up and leading you into the kitchen

was very nervous how it showed on his face