Obviously, we all know that Eric had his beginnings with SM Entertainment, debuting with his group Shinhwa in 1998 and continuing his music career as the longest running idol group, celebrating an impressive 18 years this year. 

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But what about actress Seo Hyun Jin? Evidently, she actually had her start as an idol group's lead vocalist under SM Entertainment, too! Seo Hyun Jin debuted as the lead vocalist of M.I.L.K, with their 1st album 'With Freshness' in 2001! Unlike Shinhwa, M.I.L.K's career was short-lived with just one debut album. 

After M.I.L.K's disbandment, Seo Hyun Jin continued an acting career, while also delving into the musical scene with her lead vocal experience. Who knew!

With that in mind, catch Eric and Seo Hyun Jin's unpredictable romance on tvN's 'Another Miss Oh'!