On social media, rumors of a mysterious phenomenon, known as "Hologram Ghosts," are spreading. Hiro Amanokawa, a first-year junior high school student, activates a mysterious device left behind by his father, and encounters a Digimon called Gammamon.
Starting today,
Gammamon is your little brother.
بدءاً من اليوم، غامّامون هو أخوك الصّغير
Ab heute ist Gammamon dein kleiner Bruder.
Desde hoy,
Gammamon será tu hermano menor.
Desde hoy,
Gammamon será tu hermano menor.
À partir d’aujourd’hui,
Gammamon sera ton petit frère.
A partire da oggi, Gammamon...
A partir de hoje, o Gammamon 
será o seu irmão mais novo.
Отныне Гаммамон — твой младший брат.