Perfect Number
To him the only unsolvable equation was love.
ThrillerMystery
A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.
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Cast
Ryoo Seung-bumSuk-go
Lee Yo-wonHwa-sun
Kim Yoon-sungSang-joon
Kim Bo-raYoon-ah
Kim Ah-rongirl
Cho Jin-woongDetective Min-bum
Lee Seok-junNam Tae-woo
Kwak Min-hoChul-min
Lim Sung-MinJung-sook
Kwon Hae-hyoTeam Leader