Yukimura and Himuro wear lab coats, as befits science-types, as they get ready to begin their date experiment. Kanade is there to watch over their date and record observations, but she can't help bursting in to tell them to buy date clothes. Both of them are wearing monitors for heart rate, blood pressure, and temperature, and they're using an app to record things like "times my heart raced," "times I felt happy," "times I felt relaxed," and "times I felt uneasy." Suddenly, a man appears and starts hitting on Himuro...!?
the two are enveloped by a romantic 
mood and are called to act.
.يعتري الاثنان شعور بالرومنسيّة ويقومان بالتصرّف
werden die beiden von der romantischen
Stimmung erfasst und zur Handlung animiert.
los dos son impulsados a actuar
envueltos en el ambiente romántico".
los dos son impulsados a actuar
envueltos en el ambiente romántico".
dans la grande roue,
les deux sujets s’unissent. »
e la coppia al suo interno avverte l'atmosfera romantica ed è spronata ad agire."
um clima romântico envolve
os dois e os convida a agir.
возникает романтическая обстановка, 
и происходит это.