[5] The film, adapted from the Chinese film with the same name, deals with the essence of human relationships through 14 years of meeting and parting, friendship and love, longing and jealousy between two friends who first met at the age of 13.

[6][7] It was invited at the 28th Busan International Film Festival in 'Korean Cinema Today - Panorama' section and will be screened on October 5, 2023.

The world between the two of them suffers a microscopic crack when both fall for the same guy, their classmate, Jin-woo (Byeon Woo-seok) in their late teens and both are aware about it.

Ha-eun continues her relationship with Jin-woo but decides to run away on their wedding day before exchanging vows and is pregnant with their child.

As of January 24, 2024[update], Soulmate has grossed $1.7 million with a running total of 234,775 tickets sold.