"How many times we have to redo this?" Sanji asked you, groaning in disbelief. "These are such easy notes." He said looking at music sheet. "You should know the rhythm better than me." He sighed as his eyes fell on you.

You and Sanji were respectively the bassist and the guitarist in the One Piece, a rock band. That day you decided to rehearse for the next concert just the two of you but it was almost frustrating; Sanji was a perfectionist after all.