1 Second

1 Second (Korean: 1초) is a South Korean manhwa released as a webtoon written by Sini and illustrated by Kwang Woon.

1 Second
Manhwa cover of 1 Second volume 1
1초
Genre	Action, Drama
Author	Sini
Illustrator	Kwang Woon
Webtoon service	Naver Webtoon (Korean) Line Webtoon (English)
Original run	March 13, 2019 – present
Volumes	17

Background

It was serialized via Naver Corporation's webtoon platform, Naver Webtoon, from March 2019, with the individual chapters collected and published into 17 volumes. The manhwa has been published in English by Line Webtoon. A South Korean animated series produced by Durifix, EBS, and Studio N was released.^[1] A live-action adaptation series produced by Arc Media has been announced and will be released on Disney+.^[2]

Media

Manhwa

Sini and Kwang Woon launched 1 Second in Naver's webtoon platform Naver Webtoon on March 13, 2019, and concluded its first season on August 4, 2022. Its second season began on October 27, 2022 and concluded on August 1, 2024. Its third season began on October 31, 2024.

Volumes

No.	Korean release date	Korean ISBN
1	May 27, 2021[3]	979-1-19-015380-5
2	May 27, 2021[4]	979-1-19-015381-2
3	May 27, 2021[5]	979-1-19-015382-9
4	December 16, 2021[6]	979-1-16-779044-6
5	January 26, 2022[7]	979-1-16-779060-6
6	October 26, 2022[8]	979-1-16-779159-7
7	October 26, 2022[9]	979-1-16-779160-3
8	October 26, 2022[10]	979-1-16-779161-0
9	March 30, 2023[11]	979-1-16-779220-4
10	March 30, 2023[12]	979-1-16-779221-1
11	May 31, 2023[13]	979-1-16-779247-1
12	December 26, 2023[14]	979-1-16-779365-2
13	January 31, 2024[15]	979-1-16-779369-0
14	March 27, 2024[16]	979-1-16-779402-4
15	April 29, 2024[17]	979-1-16-779422-2
16	April 29, 2024[18]	979-1-16-779423-9
17	July 17, 2024[19]	979-1-16-779446-8

Animation

A South Korean animated series produced by Durifix, EBS, and Studio N was released on November 24, 2024.^[1]

Drama

A South Korean television series produced by Arc Media has been announced and the show will be released on Disney+.^[2]