A timid art therapist falls in love with a spunky kindergarten teacher, helping him overcome his fear of the dark.
| Actor | Role |
|---|---|
 Jung Yu-miGye Choon-bin | Gye Choon-bin |
 Jung Kyung-hoWang Ki-nam | Wang Ki-nam |
 Kim Dan-yulWang Ki-nam (young) | Wang Ki-nam (young) |
 Min Ji-aNa-yeon | Na-yeon |
 Choi Yu-hwaKim-yang | Kim-yang |
 An Seo-hyunSae-rom | Sae-rom |
 Choi Dae-hoonJong-soo | Jong-soo |
 Ri MinMr. Yang | Mr. Yang |
 Kim Sang-wonreporter | reporter |
 Jo Hee-bongNot listed | Not listed |