Whilst participating in a disaster drill, Rumi notices that a robot family that Seki has brought into class is taking the drill more seriously than Seki himself, prompting her to take responsibility for them.
tonari-no-seki-kun-the-master-of-killing-time-ep-6Tonari no Seki-kun: The Master of Killing Time Season 1 Episode 6
Tonari no Seki-kun: The Master of Killing Time Season 1 Episode 6
Disaster Drill