Duty After School

For Whom the Bell Tolls (1x9)

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While trying to save Bo-ra, Soo-chul sacrifices himself. Everyone wonders what they should do with his body when suddenly someone mentions that Soo-chul rigged voting. After finding out the truth behind the voting, they break into a fight. Then they find out why Soo-chul had to manipulate votes, which comes as a shock.