A Fox and a Shark

After the Ultimatum ends yet another of Naruto's relationships, Sasuke decides it's time for him to step in. As the idiot's best friend, it's his duty to make sure that Naruto is loved and looked after like he deserves. Who would be up for the challenge? Sasuke has the perfect candidate in mind. Hozuki Suigetsu won't know what's hit him.