To him the only unsolvable equation was love.
A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.
Suk-go
Hwa-sun
Sang-joon
Yoon-ah
Girl
Detective Min-bum
Nam Tae-woo
Chul-min
Jung-sook
Team Leader
1994
1999
1960
2013
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2006
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