I thought married life is fun.... not until I end up with my wife from hell.

Jennie tends to forget everything about her friends and happy memories after a week. She's like a machine programmed to delete her memories after a week. Lisa is a dancer with overflowing charisma. Will pull out ridiculous stunt just to make Jennie Kim laugh. They met each other... again... They had past, but it's only Lisa who remembers it.