A Romance of the Three Kingdoms retelling using SD Gundams.

After battle in first season battleship Amanohara was serious damaged and need to repair. It land on island where a Gogyou festival just begin. Umakai Shintaro and his five girls student who know as Raimu Unit begin enjoy a peace time in that island. But the enemy still follow them around. How Umakai Shintaro and his five girls student fight against the enemy. Still his five girls student begin try to draw his attention into them.

In the great Garubado Empire, a lethal weapon is in the process of being manufactured, but is stolen and subsequently lost in battle. Now the Empire is looking for this weapon: a girl that can call forth the "Dragoon" power. She has amnesia and is found by a wandering swordsman in training by who vows to help her find out who she is and why she has such a strange power.

Excited children gather around the enigmatic masked Storyteller once more. His unique kamishibai storytelling draws them into tales of fear and dread. These are dark and foreboding stories, which could happen to anyone... This season has tales of a salaryman who buries a dead cat, only to be haunted soon after; a college student and her cheap new apartment that hides a ghastly secret; boys exploring an abandoned haunted house before coming across a strange fish tank; a man who finds himself on the wrong bus, and in more danger than he thought possible; and a young couple's visit to an amusement park, which suddenly takes a dark turn. All these stories and more await in Yami Shibai 4. [Written by MAL Rewrite]