While spending a summer day at the department store, Suguru Koshigaya wins the lottery’s grand prize—four tickets to Okinawa! Filled with awe and excitement, the girls of Asahigaoka do various things to prepare for the trip. From practicing how to ride on an airplane to buying travel essentials at the convenience store, they do everything beforehand so they can enjoy their time in Okinawa to the fullest extent. A departure from the familiar scenery of Asahigaoka is a new experience for Renge Miyauchi, but that does not stop her from pondering how her perspective of the world may change. As the day of the trip draws near, a promise is made.

Commemoration mini-anime series released on Kyoani YouTube Channel ahead of Kobayashi-san Chi no Maid Dragon S.

In the year 1923, a vampire crisis takes Tokyo by storm. Provoked by the illegal trade of Ascra, an artificial blood source, the population of vampires begins to rapidly increase within the city. Under orders from Lieutenant General Sounosuke Nakajima, the Special Forces Unit 16 gathers vampires within the military to create a new undercover vampire-hunting unit known as Code Zero. Leading the unit is Colonel Yoshinobu Maeda. Responsible for locating the source of the Ascra trade as well as capturing and killing vampires, he is pressured into producing fruitful results amidst the growing criticism that threatens to decommission the unit. To make matters worse, the vampires within the unit are struggling to grasp their newfound powers and identities now that they are no longer human. With the world at odds against them, the members of Code Zero must find a way to curb the crisis or otherwise fall victim to their own demonic natures.

Medusa, a deadly virus becomes a worldwide epidemic. In order to escape from this deadly virus, a handful of people are chosen to be put into a cold sleep, laying in a capsule hoping for the future cure. Kasumi, a teenage girl is one of the 160 chosen for this procedure, and is guided to a Cold Sleep Capsule Center (CSCC) inside an ancient castle. Understanding that it is hardly possible, Kasumi goes to sleep still anticipating for a reunion with her twin sister Shizuku, who also is infected with the virus. As Kasumi and the others awake, they notice that the CSCC is not as they remembered. Just like the story of Sleeping Beauty, the castle is covered with thorn, and the awaken are attacked by unknown creatures and monsters! How long were they asleep? Where did the monsters come from? What has happened to the world? Abandoned in the midst of an enigma, the escapade of the seven survivors begins... (Source: kingofthorn.net)