Comedy, Josei, Romance, Drama, Webtoons
- Yoo Ha Han suddenly got dumped by her boyfriend, whom she dated for three years
- This stress caused her to get the invisibility virus, which can be cured only with love
- She finds a guy named Lee Sak who is in the same situation, but they have trouble working it out
In Love Deficiency there is an invisible virus. People infected with it are in danger of turning invisible and dying if they're not in love! Thus the romance of a man and a woman begin because of the need to survive!