Remembrance: The Lost Page Naruto : Season 4 Episode 169

Being some of the few Genins available, Naruto, Ino, and Shino are forced to accompany Anko on her mission to the Sea Country to destroy a sea monster and protect a boat carrying gold. However, Anko is acting strange as she begins to remember more and more events from her past, and the connection she once had with Orochimaru.