"When the song ends, everyone disperses."
According to the query on Baidu Encyclopedia, "Only You Are a Regret in Life" is the lyrics of the song "The Music Ends and People Scatter", a song sung by en, composed by Cao Jingpeng and lyrics by Lin Qingyu, and was collected in September 2021 The album "The Music Ends and Everyone Disperses" was released on May 5th.
Part of the lyrics: A lamp at dusk, saying good night to the setting sun. Unforgettable lovesickness, depression and unhappiness, I drank alcohol, bent over the piano table, got drunk, and panicked. I remember your warmth in my cry. The wind is light and the clouds are light. The wind and clouds change rapidly, gathering and dispersing easily.