Shiki Toono wakes up in a hospital ward with the ability to see invisible lines. These thin threads, which make up all matter in Shingetsutan, instantly destroy an object when severed. Shiki discovers that if he traces the lines of something, its destruction soon follows. While keeping his supernatural vision a secret, Shiki proceeds to live his sophomore life in peace. However, this peace is short-lived when Shiki encounters a mysterious woman with bright red eyes on his way back from school. Following a sudden psychotic lapse, he appears to kill the woman, and passes out shortly after. As if things couldn't get any worse, Shiki is assailed by a pair of demonic hounds the next day—facing certain death, Shiki is saved by the timely arrival of the same woman from yesterday. She introduces herself as Arcueid Brunestud, a vampire princess. Deciding to team up, Shiki and Arcueid embark on a journey to uncover the truth behind their lineage and the recent string of murders around town.

The world is about to be turned upside down for Hajime Murata. First, a strange alien ship appears over Tokyo, and then a mysterious new transfer student arrives at his school wearing an ancient school uniform. His name is Muryou, and with his arrival, everything begins to change. Students suddenly begin to display amazing psychic powers, a giant white guardian keeps appearing in the skies over the city to fight off gigantic alien creatures, and men with threatening weapons are haunting the shadows of the school grounds. With all these strange events taking place around him, Hajime is determined to figure out the truth about a world he thought he already knew. This is his story: a tale of aliens and humans, starships and spies, and friends who are often more than they appear. Join Hajime as he uncovers the mystery of Shingu: Secret of the Stellar Wars! (Source: RightStuf)

Once upon a time, an unidentified enemy, the Unknown, suddenly appeared. The Super Evolutionary Railway Development Agency, had developed the Shinkalion, a robot that transforms into a bullet train, as a countermeasure against this threat. (Source: Official Website, translated)

The new enemies, Nahane and Ohanefu, along with the mysterious new Giant Monstrous Beings appear from space to take over the Earth! Holding the key to these events is Shinkalion ALFA-X, which was secretly developed by the Ultra Evolution Institute...!? For Hayato and Team Shinkalion, who had been living in peace, the battle begins again. Hayato cannot hide his anxiety after his father Hokuto goes missing during an enemy attack. Meanwhile, a 9-year old Hokuto suddenly appears from across time and space! The young Hokuto, who has slipped through time with the Glowing Particles, determines to become the driver of Shinkalion ALFA-X, which brings together the latest technologies to protect the Earth and return it to normal. Together in their thoughts, Team Shinkalion, brought together from Hokkaido Branch, Yamagata Branch, Ōmiya Branch, Nagoya Branch, Kyoto Branch, and Moji Branch confront the strongest enemy in the universe. Can Team Shinkalion protect the peace and security of Japan!? Can Hayato reunite with Hokuto!? (Source: Shinkalion Wiki)