Phantom: Requiem for the Phantom (2009-2009)

The 2009 anime series Phantom: Requiem for the Phantom is a thrilling and action-packed show that follows the story of a young man named Zwei and a mysterious female assassin named Ein. While the series is full of intense action sequences and thrilling plot twists, it also contains some surprisingly explicit sexual moments.

The series begins with Zwei being kidnapped and brainwashed by a mysterious organization known as Inferno. He is then trained to become a ruthless assassin and is given the name "Phantom." During his training, Zwei is subjected to a number of physical and psychological tests, including a series of sexual encounters with Ein. These scenes are surprisingly explicit and feature a variety of sexual acts, including kissing, fondling, and even intercourse.

The sexual moments in Phantom: Requiem for the Phantom are not just used for shock value. They are used to explore the complex relationship between Zwei and Ein, as well as to illustrate the psychological effects of Zwei's brainwashing. The scenes also serve to highlight the power dynamics between Zwei and Ein, as well as between Zwei and his handlers at Inferno.

Overall, the sexual moments in Phantom: Requiem for the Phantom are used to great effect. They are not gratuitous, but rather serve to further the story and explore the characters' relationships. While the series may not be suitable for younger viewers, it is an interesting and thought-provoking anime that is sure to keep viewers on the edge of their seats.