Yukimura is working hard on his computer, as usual, when Himuro suddenly says, "I am in love with you. Her confession greatly shakes Yukimura. Unlike the last time, Himuro states her feelings matter-of-factly. Yukimura asks, "What theory did you use to determine that you love me?" Himuro replies by taking Yukimura out on a date and begins performing experiments they've done before such as measuring heart rates, using an emotion counter, collecting saliva, and the kiss experiment.
If dragging things out and fretting 
hasn't produced a conclusion,
،إن كانت إطالة الأمور والتوتّر لم ينتجا استنتاجا
Wenn man alles auf die lange Bank schiebt
und Grübeln kein Ergebnis erzielt,
"Si ha estado cavilando
y sigue sin llegar a una conclusión
"Si ha estado cavilando
y sigue sin llegar a una conclusión
Si je traîne autant
à trouver une réponse,
Se tirarla per le lunghe e arrovellarsi
non ha portato a una conclusione,
Se ela ficou enrolando e ainda
não chegou a uma decisão,
Если, разложив чувства по полочкам,