Geum Bi is an 8-year-old girl with Niemann-Pick Disease Type C, a rare condition that causes her health to decline quickly. Her father, Hwi Cheol, a swindler, learns the value of life while caring for her. Her mother, Jang Joo Yeong, wants nothing to do with Hwi Cheol. Meanwhile, Go Kang Hee, a quiet arborist searching for stolen artifacts, gets pulled into their world. Along the way, Geum Bi may be the one to mend Kang Hee’s broken heart.