This film consists of all-new stories that are direct continuations of the previous two films and are told in four episodic parts. The four short stories take place in March as Haruka Nanase is about to graduate from Iwatobi High School.

Hakushaku to Yōsei is a series of light novels written by Mizue Tani and published in Japan by Shueisha. The story is serialized in Cobalt magazine and illustrated by Asako Takaboshi.

Shueisha has commercially released two drama CDs and a manga adaptation has begun serialization in The Margaret since the September issue in 2008.

An anime adaptation was broadcast from September to December 2008. A visual novel for the PlayStation 2 was released on April 30, 2009.

Gifted with a strange ability to see into the troubles of others, kind-hearted Yuki Sakurai finds his life turned upside down the day a handsome stranger named Luka appears. Suddenly, evil beings known as "Duras" begin hunting for him and a world of magic, terror, and a dark truth about his past surround him.

With no means for defeating Godzilla Earth, mankind watches as King Ghidorah, clad in a golden light, descends on the planet. The heavens and earth shake once again as the war moves to a higher dimension.

In a mythical kingdom, the mighty Imperial Knights harness a magical substance known as Aer to power their weapons and protect humanity from the monsters of the forest. But something strange is afoot; the Aer is somehow changing, causing the wilderness to waste away and stirring the woodland beasts to attack with greater frequency. As danger creeps steadily closer to civilization, two young recruits - Flynn, the rigid son of a fallen hero, and the rebellious and brash Yuri - must ride with their fellow Imperial Knights to distant ruins in hopes of uncovering the truth behind the transforming Aer.

Armed Detective Agency members discuss the most suitable candidate for the second-in-command. Doppo Kunikida is carrying out official errands as planned in his diary as usual. Unexpectedly, a bomb-related incident occurs, challenging the ideals he has always upheld. When weighing one life over hundreds, how will he proceed?

Nadie is a bounty hunter targeting Ellis, a young amnesiac girl who is a suspect in the murder of a famous scientist. Nadie manages to apprehend Ellis, but on a whim, decides to help unlock Ellis's memories.

Mikan Sakura is a normal 10-year-old girl. Optimistic, energetic, and overall a very sweet child, Mikan is the complete opposite of the aloof, intelligent, and somewhat cold-hearted, Hotaru Imai. Despite their glaring differences, the two girls have been best friends for a very long time. So when Hotaru suddenly transfers to Alice Academy, a prestigious school in the city, her best friend is devastated—especially when she hears of the horrible rumors regarding the academy's harsh treatment of students. Beset with worry, Mikan runs away to see her best friend!

The first four episodes of the second season of the Bungo Stray Dogs are based on a light novel detailing Osamu Dazai's past in the mafia, while the remaining eight episodes follow the manga's storyline with the Armed Detective Agency in their fights against the Port Mafia and The Guild, who wish to take their member Atsushi Nakajima.

At an afterlife agency where angels guide lingering souls, Tetsuo and Misaki take on any challenge to help the dead find peace in their own offbeat style.