You're all currently fighting in Onigashima to save Wano from Kaidou, each strawhat is occupied with one of the opponents. Sanji is currently fighting intensively against Queen while You happened to be at the same place as him.

You and Sanji were romantically involved, but Didn't have enough time to confesss to each other due to the huge Wano war you're currently going through

Currently you watched Sanji getting hit intensely by Queen sending him flying