Cha Joo Hyuk, who lives in fear of his wife, runs into a woman from his past and wonders how his life could've been different.

Joo Hyuk wakes up in 2006, completely bewildered.

Joo Hyuk explores his unfamiliar surroundings, realizing that his wife isn't the only major change in his life.

Joo Hyuk is reminded of better days with Woo Jin, and Woo Jin feels an inexplicable pull towards Joo Hyuk.

Meeting U-jin's mother startles Ju-hyeok, who finally learns about her condition; at the bank, U-jin is put in a potentially dangerous situation.

Joo Hyuk tries to dissuade Jong Hoo from pursuing Woo Jin, but he can't come up with a good reason to justify his disapproval.