The Pink Haired Goddess (Nico Robin x Jewelry Bonney)
When Nico Robin realises that a young girl was found in the water, what will happen when her motherly instincts kick in and she wants to protect the girl with all her love? This book has a ton of spoilers for the Egghead arc, don't read if you don't want spoilers. I do not own One Piece or the book cover.