The WORST episodes of Second 20's

Every episode of Second 20's ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Second 20's!

A 38‑year‑old mother returns to university after years of sacrifice, determined to reclaim her dream. Juggling divorce, a rebellious teen, and classmates half her age, she faces secrets from the past, rekindled love, and the challenge of starting over. A warm story of resilience and self‑discovery.

Last Updated: 5/13/2026Network: tvNStatus: Ended

7.00

14 votes

#1 - Episode 1

Season 1 - Episode 1 - Aired 8/28/2015

After giving up on her dreams at nineteen in order to raise her son, Ha No Ra decides to join her son, Min Soo at the same university 20 years later.

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7.10

10 votes

#2 - Episode 15

Season 1 - Episode 15 - Aired 10/16/2015

Kim Woo Chul feels his world collapsing around him as someone tries to blackmail him.

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7.18

11 votes

#3 - Episode 7

Season 1 - Episode 7 - Aired 9/18/2015

When Cha Hyun Suk realizes Ha No Ra isn't dying, he must examine the real motivation behind his bizarre behavior.

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7.38

13 votes

#4 - Episode 4

Season 1 - Episode 4 - Aired 9/5/2015

When Ha No Ra speaks up against an inappropriate teacher, her fellow students worry it will negatively affect their aspirations.

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7.40

10 votes

#5 - Episode 10

Season 1 - Episode 10 - Aired 9/26/2015

Min Soo stumbles upon his parent's divorce agreement and wants to hear the truth.

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7.40

10 votes

#6 - Episode 16

Season 1 - Episode 16 - Aired 10/17/2015

In the final episode, Ha No Ra decides how she wants to live her life, and with who.

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7.42

12 votes

#7 - Episode 11

Season 1 - Episode 11 - Aired 10/2/2015

After a forceful stand by Ha No Ra, Woo Chul desperately backpedals.

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7.45

11 votes

#8 - Episode 14

Season 1 - Episode 14 - Aired 10/10/2015

After Ha No Ra learns the truth about her stay in Germany, she takes a stand.

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7.46

13 votes

#9 - Episode 3

Season 1 - Episode 3 - Aired 9/4/2015

Ha No Ra decides to go to the freshman welcoming dinner, in the hopes that she can bond with her classmates.

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7.58

12 votes

#10 - Episode 5

Season 1 - Episode 5 - Aired 9/11/2015

Ha No Ra finally gets to show her stuff and audition for the Bounce club, and someone discovers her secret.

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7.64

11 votes

#11 - Episode 12

Season 1 - Episode 12 - Aired 10/3/2015

Ha No Ra rediscovers her grandma's spicy rice cakes, and her husband's lover.

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7.67

9 votes

#12 - Episode 13

Season 1 - Episode 13 - Aired 10/9/2015

Things begin to get complicated when Cha Hyun Suk explains the contents of his box.

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7.70

10 votes

#13 - Episode 8

Season 1 - Episode 8 - Aired 9/19/2015

Ha No Ra finds the reason behind Hyun Suk's odd hostility, and helps her senior with their show at the festival.

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7.75

12 votes

#14 - Episode 2

Season 1 - Episode 2 - Aired 8/29/2015

Famous producer Cha Hyun Suk, now a theater professor at Woocheon University, wonders why his old flame Ha No Ra is attending his school.

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7.78

9 votes

#15 - Episode 9

Season 1 - Episode 9 - Aired 9/25/2015

After No Ra's performance, Hyun Suk and Woo Chul both must examine their feelings for her.

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7.83

12 votes

#16 - Episode 6

Season 1 - Episode 6 - Aired 9/12/2015

Cha Hyun Suk decides to recreate things No Ra never got to do from her lost party years.

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