Naive T Cell, Macrophage (major appearance), Dendritic Cell.
Feeling useless, the Naive T Cell flees and meets the Dendritic Cell . The Dendritic Cell provides the necessary "motivation" (activation) for the Naive T Cell to mature into an Effector T Cell , allowing him to join the battle with renewed power. Hataraku Saibou (TV) Episode 3
Influenza Virus (specifically identified as Type B ). 📖 Plot Summary Naive T Cell, Macrophage (major appearance), Dendritic Cell