Whilst on an archaeological dig, Man-At-Arms and Professor Smallen are taken captive by ancient robots called Zaktons, who were left by the Ancient Ones to guard the ruins of the desert. He-Man and Teela head to the Ancient Ruins to save them, but they also face danger from Trap Jaw, who wants the Zaktons' artifacts for himself.

Man-At-Arms' mentor, Rohad, who taught him all his scientific skills, is dying and He-Man must set out to find the only cure, a rare plant. Will he overcome the many obstacles in his way in time to save Rohad?

A prehistoric race of Bee People know as the Tychons come back to life, and threaten to steal the food supply of Buzz-Off and his hive. And when Skeletor gets involved, the stakes are raised.

King Randor sends Adam, Cringer and Orko to the Ice Kingdom of Morainia, to collect a powerful energy crystal from his friend King Moraius. However, Skeletor wants the crystal for himself and follows them, capturing King Moraius and demanding that the Royals give him the crystal in return for their King. As He-Man, Adam teams up with the King's daughter, Princess Janis, who helps devise a scheme to rescue her father.King Randor sends Adam, Cringer and Orko to the Ice Kingdom of Morainia, to collect a powerful energy crystal from his friend King Moraius. However, Skeletor wants the crystal for himself and follows them, capturing King Moraius and demanding that the Royals give him the crystal in return for their King. As He-Man, Adam teams up with the King's daughter, Princess Janis, who helps devise a scheme to rescue her father.

He-Man and company race to recover the Ancient's Book of Spells from it's long-lost hiding place. Skeletor learns of its existence and seeks to take it for himself.

He-Man meets a blind boy called Lous, whose friends consider him to be helpless just because he is blind. To give him a chance to prove himself, He-Man offers to take Lous on an adventure with himself and Ram Man, to the caves of the Singing Crystal. Lous accompanies them to the caves, but once inside, a flash of light blinds both He-Man and Ram Man. With all three of them blind, Lous uses his senses and bravery to lead them back to safety, across many dangerous obstacles.

Mekaneck explains that he was given his bionic neck by Man-At-Arms after his neck was badly injured in severe storm winds. In the storm, he lost track of his son, Philip, and pledged his services to King Randor and the Royal guard in the hope of some day finding his son. It is revealed that his son was recovered from the storm winds by the evil Count Marzo, who had held him captive ever since and offers his return in exchange for the throne of Eternia. Buzz-Off appears. Teela tells viewers to be careful when running or climbing, and that it's more important to get somewhere at all than get there fast.

A boy called Tharen is jealous of his girlfriend Careel's admiration for He-Man, so he tricks her into thinking he is He-Man's secret identity in the hope that she'll like him better.

Meanwhile, at Eternos jail, a criminal scientist caled Galen Nycroft has managed to teleport to his cell a strange machine to increase his power. The machine transforms him into Modulok, and he escapes from jail and sets out to capture He-Man, in the hope of convincing Skeletor to recruit him. He overhears Tharen telling Careel that he is He-Man, and captures him, thinking he is He-Man's alter ego! Can the real He-Man rescue Tharen... and will his real secret identity be threatened in the process?

An evil king from the Dimension of Evil has kidnapped a good wizard. In order to get his freedom back, his daughter makes a bargain that she will kidnap the Star Child so that the evil king can look upon her. However, she soon finds out that she's bee duped when the evil king breaks his bargain and transports her, the Star Child and the heroes (along with the Star Child's body guard) to his dimension, hoping to force the Star Child to use her powers to open a gate to Eternia for himself and his forces to come through and take over.

Prince Adam is sent to the world of Etheria to find his long abducted sister, Adora, and awaken her to her own destiny.