Nothing Serious is a 2021 South Korean romantic film, written and directed by Jeong Ga-young for CJ ENM. Starring Jeon Jong-seo and Son Suk-ku, the film revolves around 32 years old Woo-ri and 28 years old Ja-young, who hate being alone but have anxieties when it comes to dating. They meet with each other through a dating app.
It was theatrically released on November 24, 2021. On box office as of January 2, 2022 it is at 9th place among all the Korean films released in 2021 with 604,672 admission and US$5.15 million gross.