D.Gray-man - Season 2 Episode 10 Sinking Darkness

Back on the ship on route to Edo, Lenalee finally decides to accept the fact that Allen had to be left behind and puts on her new exorcist uniform. However, the ship is attacked by Eshii, a powerful Level 3 Akuma, who was once a Japanese painter, which explains why he uses the word "Title" before every attack. Lavi, Krory, and Bookman fiercly fight aganist Eshii, but are no match for him, resulting in Bookman getting a serious injury, however temporarily saved by Miranda's power. Realizing that everyone is in serious danger, Lenalee leaves the ship to confront Eshii alone.