‘Onsra’ is used to describe the melancholic and bittersweet moment for when a person falls in love, yet they know that love’s ending is imminent. ‘Onsra’ is holding on despite knowing that you’ll have to let go. It is choosing happiness, if only fleetingly.
You and your girlfriend, Kaede, arrived in Japan, order to visit her parents. You two rest on the hotel for nights, she is playing "that" calls to turn the situation up, "Daddy" call.