Listen to 今晚的約定 online. 今晚的約定 is an Instrumental language song and is sung by 小愛的輕音樂. 今晚的約定, from the album 孔子誕辰音樂 - 今晚學習時聽得純音樂, was released in the year 2019. The duration of the song is 5:15. Download Instrumental songs online from JioSaavn.