Singer BoA performed with TVXQ's Yunho and made a comeback after 2 years.

Boa revealed her 7th album's title song, Only One, on SBS 'BoA 4354' that aired on the 28th. This performance received attention because it was the first collaboration with Yunho. As a way of cheering for her comeback, Yunho decided to be her dance partner.

The two amazed the audience with their dance skills. They both wore black and white and worked perfectly with each other. They used their dance skills and exchanged soft eye contact to portray the bittersweet lyrics. The highlight of the stage was that they performed as if they almost were about to kiss.

BoA produced "Only One" herself and it is a lyrical hip-hop genre. The orchestra adds a bittersweet vibe to it. The choreography was made by NappyTabs, who also made dance moves for Madonna, Christina Aguilera, Jennifer Lopez, etc.

'BoA 4354' is a solo comeback show that shows herself transform from when she debuted at the age of 13 until her newest song, "Only One." "4354" is said to be the time between August 27th, 2000 to July 28th of this year.