Tenchi Masaki is an ordinary guy who accidentally releases a demon trapped in a forbidden cave. This "demon" has been imprisoned for hundreds of years, and now she wants revenge! Looks like Tenchi's in trouble!
Things get even crazier for Tenchi when a space princess take him and Ryoko captive! Looks like the poor guy will need a little help if he wants to return to Earth!
Ryoko finds a mysterious egg that leads to more space hijinks! Meanwhile, Tenchi and his grandfather work together to hone their sword fighting skills!
The arrival of a bumbling Galaxy Police officer leads to outrageous adventures, and Tenchi's vacation to the hot springs is sure to prompt an outbreak of nosebleeds!