The story is set in an alternate world called Geminar, where countries have fought endless wars with replicas of humanoid Seikishi weapons that they found in ancient ruins. 15-year-old Kenshi Masaki, the half-brother of Tenchi Muyo! protagonist Tenchi Masaki, is summoned from another world to Geminar.
Episode 1
Lashara has just been crowned the Princess-King of the Shtrayu Empire and people are already out to get her. The assassins pilot unique Sacred Mechanoids, making it impossible to identify them. Can Lashara figure out who is after her?
Episode 2
Lashara brings Kenshi to the Holy Land as her attendant. He is constantly puzzled by the ways of this world. He asks people what they think of the customs regarding "marriage" only to hear some surprising responses.
Episode 3
Lashara tells Kenshi that he must earn money by working for the academy. He falls into a boiling pot of trouble when the upperclassmen decide he needs to work as one of the people who washes their backs before they bathe..
Episode 4
Lashara and Chiaia learn some about Kenshi's bizarre life on his home planet. When the Headmistress hears that Kenshi should still be in school, she makes him enroll in the academy. Unfortunately, not everyone is happy to have a new guy in school.
Episode 5
If Kenshi thought he was too popular with the ladies before, he's in for a whole new world of surprises when he gets appointed a position in the Student Council. Now every girl on campus seems to want him for herself.
Episode 6
It's summer vacation and Queen Flora of Havoniwa invites Lashara and all of her friends to stay at a Havoniwan retreat. Unfortunately, things can never be just fun and games--a group of bandits have their eyes set on the resort they will be staying at.
Episode 7
The Student Council decides to hold a competitive sports tournament. Lashara becomes the official bookmaker, but her plans to get rich quick are dampened when everyone starts placing their bets on Kenshi. Will Kenshi live to make it to the finish line?
Episode 8
Dagmyer and Babalun initiate a surprise attack on the Holy Land. Not only must Lashara must help evacuate the students and faculty, but she must also try to stop the assault. Failure to do so could land her in hot water as the Princess-King of Shtrayu.
Episode 9
Dagmyer devises a plot that will let him not only kill Kenshi, but also steal Lashara's ship. Now Lashara and her friends must foil Dagmyer's plans. As if that weren't enough, they must also come up with a way to win over the warrior-like King Shurifon.
Episode 10
It has been made clear that Kenshi is the only one capable of fighting Gaia. Whoever owns him will possess the only key to defeating Babalun. Although this issue has been brushed aside in the past, it must now be addressed in earnest.
Episode 11
Although the journey to the Barrier Workshop has been a long and hard one, Kenshi and his crew manage to make it there in one piece. Chiaia's father, Naua, tells Lashara and her friends the dark past of an ancient civilization and the Sacred Mechalord.
Episode 12
Kenshi's new Sacred Mechanoid is impressive, but he needs a mighty weapon to go with it. Kenshi must make his own legend-worthy sword. As if that weren't bad enough, he has to fend off Lan and her group of bandit friends while he's making it.
Episode 13
It is time for the final showdown, but first Kenshi must somehow make it to the Holy Land. Lan has been placed in charge of the main gate, which is actually a massive fortress. Can Kenshi and his friends overcome impossible odds?
