The official accounts for the upcoming live-action film adaptation of Karin Anzai's romantic comedy shojo manga series It Takes More Than a Pretty Face to Fall in Love (known as Kao Dake ja Suki ni Narimasen in Japan) released a main trailer today. Th clip introduces the film's theme song "Almond Chocolate" performed by the five-member South Korean girl idol group Illit for the first time. Illit is a multinational group including two Japanese members, formed by Yunah, Minju, Moka, Wonhee, and Iroha through the audition program “R U Next?” broadcast in Korea from June to September 2023. "Almond Chocolate" is their first original song in Japan and theme song work for a feature film. Nakajin (Sekai No Owari) and Pdogg, a music producer who has created numerous hits with BTS and others, teamed up to produce the song, which will be released digitally on February 14. The five members have posted a message video below.