Romance is sweet and bitter — and life riddled with ups and downs — in multiple stories about people who live and work on bustling Jeju island.

Lee Byung-hun, Shin Min-a, Cha Seung-won, Lee Jung-eun, Han Ji-min, Kim Woo-bin, Uhm Jung-hwa, Kim Hye-ja, Goh Doo-shim, Park Ji-hwan, Choi Young-jun, Bae Hyeon-seong, Roh Yoon-seo, Jeong Eun-hye, Kim Kwang-kyu, Nam Kyu-hee, Gi So-you, Jung Sung-il, Park Ji-a, Yoon Byung-hee, Shim Dal-gi, Kim Jae-won, Kang Lee-seok, Park Sang-won, Yeon Si-woo, Baek Seung-do, Cho Hye-jeong, Lee So-byeol, Kim Ha-eon, Cheon Dong-been, Jeong Ye-nok, Kim Jeong-hwan, Min Ji-a, Jo Ah-ra, Yu Jin, Han Jeong-hyeon