One is the drama, the other the finale movie.
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Season 2 continues the story.
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One is the drama, the other a variety show with the cast.
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Both are about people trapped inside a building during a zombie outbreak with the owners of the building more concerned about their money and status than the people's lives and the lead couple working together to survive.

Both are movies about people trapped inside a building during a zombie outbreak.
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Both are short length dramas in which the leads are classmates and right when one is about to confess, the other dies tragically. The remaining lead discovers some objects left behind (photos vs. candles) can be burned, allowing them to travel back in time for a little while each time. They then try to change the past and save the person they love.

Both are short length dramas in which the leads are classmates and right when one is about to confess, the other dies tragically. The remaining lead discovers some objects left behind (photos vs. candles) can be burned, allowing them to travel back in time for a little while each time. They then try to change the past and save the person they love.

Both are mini dramas in which the FL is betrayed, dies, and finds herself one year in the past. In her new life she becomes entangled with a man who assists her in her revenge plot.

Both are about the FL being betrayed and dying only to awaken in the past with a desire for revenge. She's helped by another man who ends up being her happy ending. Both have business intrigue and bad ex-husbands/boyfriends.

The flashbacks of KWKD are quite similar to MCB in that the ML is overweight and the FL his best friend who he has a secret crush on. Both MLs later lose weight and the FL is surprised that they are handsome.

Both dramas involve one of the leads dying and then a cellphone allowing the other to return to the past/alter the events that happened. Both have a school setting.

Both are short length fantasy dramas with the same actress and actor playing the leads.
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