Masaru, is a second year Junior High student, and is undefeated in battle, He meets the Digital Monster Agumon, who has escaped from DATS, a secret government organization. Despite terrible first impressions, the two become best friends by talking with their "fists". With others, Masaru and Agumon work to investigate various incidents involving the Digital World and Digital Monsters, to try and get to the bottom of things.
| Title | Time | |
|---|---|---|
| 1 | There Are Monsters Among Us | 2006-04-02 |
| 2 | Marcus' Inner Strength | 2006-04-09 |
| 3 | The Return of Thomas! | 2006-04-16 |
| 4 | The New Team of Marcus and Thomas! | 2006-04-23 |
| 5 | Digital World, Here We Come! | 2006-04-30 |
| 6 | The Ultimate Team No More? | 2006-05-07 |
| 7 | A Birthday Kristy Will Never Forget.... | 2006-05-14 |
| 8 | The Singer's Secret | 2006-05-21 |
| 9 | Never Meet Your Heroes | 2006-05-28 |
| 10 | Curse This Curse: Marcus' Bad Day | 2006-06-04 |
| 11 | The Vile of Vilemon! | 2006-06-18 |
| 12 | The Digi-egg That Fell to Earth | 2006-06-25 |
| 13 | The Rise of RiseGreymon | 2006-07-02 |
| 14 | The Wild Boy of the Digital World | 2006-07-09 |
| 15 | The Gorge of Deception! | 2006-07-23 |
| 16 | Falcomon - Friend or Foe? | 2006-07-30 |
| 17 | Yoshi's Biggest Battle: The One With Herself | 2006-08-06 |
| 18 | The Clash with Merukimon | 2006-08-13 |
| 19 | The Truth About Keenan | 2006-08-20 |
| 20 | The Crier Family Reunion | 2006-08-27 |
| 21 | The Digimon Army Makes Its Move | 2006-09-03 |
| 22 | The Wrath of SaberLeoMon | 2006-09-10 |
| 23 | One More Digital Dive | 2006-09-17 |
| 24 | The Past Revealed | 2006-09-24 |
| 25 | Kurata's Revenge | 2006-10-01 |
| 26 | Memory is the First Thing to Go | 2006-10-08 |
| 27 | The Beginning of the End | 2006-10-15 |
| 28 | Digivice Meltdown! | 2006-10-22 |
| 29 | How to Fix a Broken Digivice | 2006-10-29 |
| 30 | Journey to the Sacred City | 2006-11-05 |
| 31 | Showdown Between Geniuses: Thomas vs. Nanami! | 2006-11-12 |
| 32 | The Sacred City's Last Stand | 2006-11-19 |
| 33 | The Final Bio-Hybrid Battle | 2006-11-26 |
| 34 | The Norstein Family Secret | 2006-12-03 |
| 35 | Kurata's Real Plan | 2006-12-10 |
| 36 | Awaken Belphemon | 2006-12-17 |
| 37 | The Battle with Belphemon | 2006-12-24 |
| 38 | The Power of the Burst Mode | 2007-01-07 |
| 39 | King Drasil's Fatal Decision | 2007-01-14 |
| 40 | The Royal Knights Assemble | 2007-01-21 |
| 41 | Father and Son Destiny | 2007-01-28 |
| 42 | Thomas Bursts on the Scene | 2007-02-04 |
| 43 | Justice Equals Power | 2007-02-11 |
| 44 | Human Potential | 2007-02-25 |
| 45 | A Family Quarrel | 2007-03-04 |
| 46 | The Truth About BanchoLeomon | 2007-03-11 |
| 47 | The Data Squad's Final Battle | 2007-03-18 |
| 48 | The Ultimate Farewell | 2007-03-25 |
