Young entrepreneurs aspiring to launch virtual dreams into reality compete for success and love in the cutthroat world of Korea's high-tech industry.

Love Alarm is an app that tells you if someone within a 10-meter radius has a crush on you. It quickly becomes a social phenomenon. While everyone talks about it and uses it to test their love and popularity, Jojo is one of the few people who have yet to download the app. However, she soon faces a love triangle situation between Sun-oh whom she starts to have feelings for, and Hye-young, who has had a huge crush on her.

Young-hee, an actress reeling in the aftermath of an affair with a married film director, escapes to Hamburg. But when she returns to Korea and meets with friends for drinks, startling confessions emerge.

While her husband is on a business trip, Gam-hee meets three of her friends on the outskirts of Seoul.

When Gang-jo got bored with his yuppie lifestyle, he did what any normal person would do – he used his expert knowledge in high-tech gadgetry to live the life of a super-thief, of course. But when Gang-jo steals from Sang-tae, a happily married but mundane family man, and embarrasses him in front of his family, he is about to find out that the toughest opponents come in the strangest packages.

Through a misunderstanding, Chul-su arrives on the doorstep of Chun-hi. Having nowhere else to go, he forces her to allow him to stay until they can contact their mutual friend to solve the problem. Their initial contempt for each other gradually softens.

She has just finished the shoot of an independent film and now has to give three interviews about it. Afterwards, in her acting class, her teacher asks her to reenact the interviews. But for some reason, she is unable to remember them.

This drama is about a lawyer, Park Tae Suk who finds out that he has Alzheimer’s and puts his life on the line to fight one last case. The drama depicts his vigorous efforts trying to protect the precious value of the life and family love, while his memory starts fading away.