Ep. 3: NOA soldiers return to base but face a new M34 strain infection
Aired on November 3, 2001

NOA soldiers return to their home base, anticipating a period of rest from their duties. However, they soon begin exhibiting symptoms of infection one by one. Yuuji remains the only soldier unaffected by this sudden illness. A new strain of the M34 virus emerges, presenting the group with a formidable and seemingly unstoppable threat. This development forces the soldiers to confront the dangers of the infection directly, disrupting their planned break and highlighting the persistent risks associated with the M34 pathogen.
Episodes
- Ep. 1 · Yuuji faces duty while meeting Ai, the NOA's new weapon against the M34 virus.
- Ep. 2 · Yuuji hospitalized while NOA team fights and Ai faces M34 virus horrors
- Ep. 3 · NOA soldiers return to base but face a new M34 strain infection
- Ep. 4 · Yuuji recovers while virus outbreak escalates and he realizes Ai's importance