With Sanji forced into a political marriage by his scheming family, Luffy and members of the Straw Hats enter enemy territory to try to rescue him. But up against Big Mom, an Emperor of the Sea, do they even stand a chance?ASIN ‏ : ‎ 1421598205Publisher ‏ : ‎ VIZ Media LLC (February 6, 2018)Language ‏ : ‎ EnglishPaperback ‏ : ‎ 192 pagesISBN-10 ‏ : ‎ 9781421598208ISBN-13 ‏ : ‎ 978-1421598208Reading age ‏ : ‎ 14 – 17 yearsGrade level ‏ : ‎ 10 – 12Item Weight ‏ : ‎ 6.5 ouncesDimensions ‏ : ‎ 5 x 0.7 x 7.5 inches