Siwon can whip or Yesung senseless but he has also gentle side of caring boyfriend. Now they are almost like a married couple but Yesung still blushes when Siwon calls him a boyfriend.

Many women want to catch Siwon's attention. He is handsome clever man with good sense of humour. Siwon is tall with heavenly built body. His smile never gets old and he can cheer up everyone. But mostly he wants to make Yesung smile.

Yesung isn’t like Siwon. He is shy and quiet. Yesung is like a hidden treasure. He doesn’t show how much precious is he, Siwon had to found it out on his own and luckily he did. He loves Yesung for being extraordinary.

They look like a very interesting couple and it is clear who is the dominant one. Siwon is much taller and somehow bigger than Yesung who is petite like a woman. Siwon has powerful voice and proud look in his eyes while Yesung speaks quietly and sometimes have problem with making eye contact. Some people say that they are like opposites and that Siwon should find someone better. But Siwon found his perfect opposite and opposites attract.