Bad Memory Eraser

Bad Memory Eraser (Korean: 나쁜 기억 지우개) is a 2024 South Korean television series written by Jung Eun-young, directed by Yoon Ji-hoon and Kim Na-young, and starring Kim Jae-joong, Jin Se-yeon, Lee Jong-won, and Yang Hye-ji. It aired on MBN from August 2, to September 21, 2024, every Friday and Saturday at 21:40 (KST). It is also available for streaming on Netflix, TVING, Wavve in South Korea, on U-Next in Japan, and on Viki in selected regions.

Bad Memory Eraser
Promotional poster
Hangul	나쁜 기억 지우개
Hanja	나쁜 記憶 지우개
Revised Romanization	Nappeun gieong jiugae
McCune–Reischauer	Nappŭn kiŏng chiugae
Genre	Coming-of-age[1]
Written by	Jung Eun-young[2]
Directed by	Yoon Ji-hoon[2] Kim Na-young[2]
Starring	Kim Jae-joong Jin Se-yeon Lee Jong-won Yang Hye-ji
Music by	Moon Seung-nam [ko][3]
Country of origin	South Korea
Original language	Korean
No. of episodes	16
Production
Running time	60 minutes
Production companies	Studio Jidam[2] Chorokbaem Media[4] Kim Jong-hak Production[4]
Original release
Network	MBN
Release	August 2 (2024-08-02) – September 21, 2024 (2024-09-21)

Synopsis

Bad Memory Eraser tells the story of four coming-of-age characters namely Lee Goon, Kyung Joo-yeon, Lee Shin, and Sae Yan, finding their true selves and healing their pain through love.

Cast and characters

Main

• Kim Jae-joong as Lee Goon^[5]
• Jin Se-yeon as Kyung Joo-yeon^[6]
• Lee Jong-won as Lee Shin^[7]
• Yang Hye-ji as Sae Yan^[8]

Supporting

• Jang Eui-soo as Nam Jin^[9]
• Kim Kwang-kyu as Han Dong-chil^[10]
• Jung Joo-hyun^[11]
• Shin Eun-jung as Song Mi-seon^[12]
• Kim Jae-yong as Yoon Te-oh^[13]
• Bae Hae-sun as Jo Yeon-il^[14]
• Lee Ruby as Cha Si-on^[15]

Cameo

• Qri (T-ara) as Lee Shin^[16]

Release

Originally, it was reported that Bad Memory Eraser would premiere in 2023 but has been delayed.^[1] Maeil Broadcasting Network confirmed that the series would broadcast on their channel on August 2, 2024, every Friday and Saturday at 21:40 (KST).^[17] It is also available to stream on Netflix, TVING, Wavve, U-Next, and Viki.^[18]

Viewership

Season		Episode number
		1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
	1	N/A	N/A	N/A	386	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Bad Memory Eraser : South Korea viewers per episode (thousands)

Source: Audience measurement performed nationwide by Nielsen Korea.^[19]

Average TV viewership ratings (nationwide)

Ep.	Original broadcast date	Average audience share (Nielsen Korea)[19][20]
1	August 2, 2024	1.047% (25th)
2	August 3, 2024	0.938% (25th)
3	August 9, 2024	1.669% (19th)
4	August 10, 2024	1.543% (10th)
5	August 16, 2024	0.526% (43rd)
6	August 17, 2024	0.732% (35th)
7	August 23, 2024	0.418% (48th)
8	August 24, 2024	0.409% (47th)
9	August 30, 2024	0.272% (62nd)
10	August 31, 2024	0.307% (53rd)
11	September 6, 2024	0.408% (48th)
12	September 7, 2024	0.293% (56th)
13	September 13, 2024	0.364% (51st)
14	September 14, 2024	0.478% (35th)
15	September 20, 2024	0.384% (50th)
16	September 21, 2024	0.463% (43rd)
Average		0.641%
In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. N/A denotes ratings that were not published. This drama airs on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC, and EBS).