BoA has been smitten by actor Son Hyun Joo.

The popular singer took to her Twitter account on the 13th to first say, "There's a new face who has captured my heart!" and followed with, "None other than Son Hyun Joo! He's the greatest."

On the same day BoA also posted, "Why are there so many good dramas out these days? I'm going to pull an all-nighter watching these."

BoA's object of admiration, Son Hyun Joo, is currently on the cast of SBS's Monday-Tuesday drama 'The Chaser' as detective Baek Hong Suk. The detective's character displays feelings of sorrow and rage simultaneously over the loss of his daughter in an accident.

Meanwhile, Netizens have coined the term "Son Hyun Joo sickness" to describe BoA's new infatuation, showing positive reactions and agreeing with the singer's sentiments.