The plot of the old drama "Snowman" was quite shocking

‌The sister-in-law fell in love with her brother-in-law
Then one day, the older sister passed away in a car accident
After that, the sister-in-law made a move on the brother-in-law
And the story ends with them living together
Thinking about it now, the fact that Cho Jae-hyun played the brother-in-law is even more shocking....