Seto Kaiba is a new student in Yugi's class and he is also a Duel Monsters (a card game) expert. After he steals the Blue-Eyes White Dragon from Yugi's grandfather, Yugi challenges him to a duel where the cards are real. The game remains a tie and Yugi gets his grandpa's card back.

The popularity of Digital Pets leads to a contest, and Honda trains Miho's pet, so they can take the paid trip. Meanwhile, Yugi is worried for his friend Haiyama, who seems to be pressured into some shady business by the bullying Kujirada. But all is not what it seems...

Yugi's friend Warashibe is obsessed with Capsule Monsters, and Miho. When she spurns his advances, Warashibe decides to eliminate her friends--his competition for her affection.

Fraudulent psychic Kokurano has his eyes on Anzu. Though Anzu doesen't believe his predictions at first, her desire to see her mysterious savior (Dark Yugi) leads her right into Kokurano's grasp.

Jonouchi has a crush on Miyuki, the nurse taking care of his sister Shizuka. But when a corrupt doctor fires her, Jonouchi can't expose him, or Shizuka will be kicked out of the hospital.

With Honda's support, Miho enters a popularity contest against arrogant school beauty Kaoruko Himekoji. Soon Kaoruko resorts to cheating, but when she hurts Miho, she incurs the wrath of Dark Yugi. (Bakura makes a cameo in this episode)

The gang heads through Death-T, making their way through a laser tag game with actual lasers, and a game of wits with a giant killer robot.

Yugi and his friends meet Ryo Bakura, a gentle new student with an interest in role-playing games. Little do they know the danger that dwells within him...