Starring: Lee Min-jung 李珉廷, Lee Sang-yeob 李相燁, Lee Sang-yi 李相二, Chun Ho Jin 千虎珍, Cha Hwa-yeon 車和娟, Oh Dae-hwan 吳代煥, Oh Yoon-ah 吳允兒, Lee Cho-hee 李礎熙, Lee Jung-eun 李姃垠, Baek Ji-won 白智媛, Kim Bo-yeon 金甫娟
Directed by: Lee Jae-sang 李在尚
Total Episodes: 1-100 (Complete Set）
Audio Tracks: Korean, Mandarin
Subtitles: Chinese, English
Rated: PG13
Studio: KBS
Media Format: NTSC 2.0 Stereo
Region Code: All Countries
Release Date: 23 December 2021
Production Year: 2020
Running Time: Approx. 35 mins per episode
No. of Disc: 12 DVD

Starring: Han Suk-kyu 韓石圭, Ahn Hyo-seop 安孝燮, Lee Sung-kyung 李聖經, Kim Joo-hun 金柱憲
Directed by: Yoo In-sik, Lee Gil-bok
Total Episodes: 1-16 (Complete Set）
Audio Tracks: Korean, Mandarin
Subtitles: Chinese, English
Rated: NC16
Studio: SBS
Media Format: NTSC 2.0 Stereo
Region Code: All Countries
Release Date: 02 May 2021
Production Year: 2020
Running Time: Approx. 60 mins per episode
No. of Disc: 4 DVDs 

Hae-sung (by Yeo Jin-goo) disappears after a mysterious accident. 12 years later, he wakes up on the roof of his school building. He is now 31 years old, but he still has the appearance and personality of himself at age 19 when he disappeared. He reunites with Jung-won (by Lee Yeon-hee), his childhood friend and first love. The two of them end up being 12 years apart because Hae-sung was gone to another world. Hae-sung’s siblings were all separated after his death, so he brings them together. He later finds out that he was unjustly accused of killing someone after he died. To solve the mystery of his death and clear himself of a false charge, he begins his own investigation. Accompany him on this fantasy romance journey to find out where he will be at the end of the road.

原本青梅竹馬的成海誠（呂珍九 飾）和鄭靜媛（李允熹 飾），在高中的時候因為特殊原因而分開，鄭靜媛一直以為成海誠已經去世。但是，12年之後鄭靜媛又再次遇到了成海誠。成海誠仍然是18歲的模樣，而此時的鄭靜媛已經31歲了。但是，兩人心中依然有著彼此，於是一段特殊的愛情就這樣開始了。