In celebration of 20 years of , Studio Pierrot posted an anniversary PV on their YouTube channel. The PV is a compilation of newly reworked scenes from containing new animation.

Even at their colleagues' wedding, the sparkling members of Marukawa Publishing's Emerald Department stand out. Having been invited to assist in providing entertainment for the guests, Masamune Takano, Ritsu Onodera, Yoshiyuki Hatori, Shouta Kisa, Kanade Mino, as well as Takafumi Yokozawa enjoy the festivities as much as their work allows. As love blossoms between two individuals, marriage marks a momentous occasion fit for self-reflection. Whether they like it or not, the men of Marukawa need to consider where their own relationships are headed.

Lecherous high school boy Hanappe is visited by two demons who step from his TV and immediately fall in lust with his mother and sister. The demons turn Hanappe's home into a meeting ground for their demonic friends and grant Hanappe the power of the Hanappe Bazooka. Now his index finger is capable of both a deadly blast and the ability to drive women in a lustful frenzy, but Hanappe isn't very good at controlling it and winds up in serious trouble.

Giovanni is a young boy who lives on the outskirts of a small rustic village. His mother is bedridden and his father has not returned home since leaving to work on a fishing boat. An outcast at school, Giovanni has only one friend: Campanella, the mayor's son. During the town's Festival of Stars, Giovanni starts to daydream atop a hill and looks up to find a steam engine train floating in the air. He boards the train only to find his friend Campanella already there. And so, the two begin their journey through the stars where they come across unusual people and visit many beautiful and haunting places.