Absolute Boyfriend

Dan Dan, is a woman who works as a special effects make-up artist but has very cold-heart. She then, unexpectedly, falls in love with Yeong Goo, a humanoid robot programmed to be a perfect boyfriend. Yeong Goo begins to develop human emotions, and they end up in a love triangle with her famous actor childhood friend, Ma Wang Joon, who also falls for her.

No longer airing on OCN; http://www.dramabeans.com/2018/07/absolute-boyfriend-remake-drama-is-a-go-with-yeo-jin-gu-minah/