"CASE 143" is the title track from Stray Kids' seventh Korean-language mini-album, , released on October 7, 2022. As the group's first title track centered on the theme of love, it uses a police investigation concept where the members "investigate" the overwhelming feelings of a first crush. Key Facts and Significance
: The number is a classic pager code for "I love you," where each digit represents the number of letters in the words of the phrase (1: I, 4: love, 3: you). Stray Kids - CASE 143
: A Japanese version of the song was released in early 2023, which the group performed on the popular YouTube channel The First Take . Music Video and Performance "CASE 143" is the title track from Stray
: It topped the Billboard Hot Trending Songs Chart for two consecutive weeks upon release. The music video reached 100 million views by March 2023. : A Japanese version of the song was
: The song was written and co-composed by 3RACHA (Bang Chan, Changbin, and Han), the group's internal production team.