Seo In Guk is a South Korean singer and actor born in Ulsan, South Korea, and signed by Story J Company. He trained in a variety of martial arts, including ssireum wrestling, boxing, and mixed martial arts. In Guk achieved his 2nd dan in Hapkido. He made his acting debut in 2012 by appearing in the drama "Love Rain" (사랑 비). Seo In Guk was scheduled to enlist in the military in 2017 but was diagnosed with Osteochondritis dissecans which resulted in a Grade 5 health rating and exemption from military service. (Source: CK Warrior at MyDramaList) Watch drama online for free.