Full series · 1 credit per episode

Watch Twenty Five Twenty One online in HD

8.42022 · Ended1 seasons16 episodesHD · Subtitles

Watchlist

Sign in to watch Twenty Five Twenty One S1E1

Playback is credit-based: 1 credit for this episode. Create an account to start.

1 credit = $1 · films $5 · episodes $1

“When we were 18, we first called each other by name. At 21, we fell in love.”

About Twenty Five Twenty One

In a time when dreams seem out of reach, a teen fencer pursues big ambitions and meets a hardworking young man who seeks to rebuild his life.

Twenty Five Twenty One runs for 1 season, created by Jung Jee-hyun and Kwon Do-eun. Every episode page keeps the show's order, so you can watch from the pilot to the finale without hunting for the next link. Episodes are bought individually for 1 credit.

Start watching

Episodes

Season 1 · 16 episodes

Episode 1

When the IMF financial crisis threatens to slash Na Hee-do's dreams, she sets out to get herself transferred to another school with a fencing program.

2022-02-12 76m★ 7.3Now playing

Episode 2

Though taken aback by Ko Yu-rim's cold attitude, Hee-do gives it her best in their first face-off. More of Back Yi-jin's situation comes into focus.

2022-02-13 75m★ 7.8

Episode 3

When a fortuitous opportunity presents itself, Hee-do begs her coach for extra training. An unanticipated visitor comes around hoping to see Yi-jin.

2022-02-19 71m★ 8.0

Episode 4

In exchange for a favor, Hee-do carries out a daily errand for Moon Ji-woong. She happens across a drunk Yi-jin after he fails another job interview.

2022-02-20 75m★ 8.2

Episode 5

Hee-do takes one giant leap closer to her dream. She's eager to tell Yi-jin the good news — but realizes he's disappeared without a trace.

2022-02-26 77m★ 8.7

Episode 6

Tensions run high between Hee-do and Yu-rim before an important event. Yi-jin takes on a new assignment, and spots a familiar face in the crowd.

2022-02-27 75m★ 8.7

Episode 7

A frustrating media narrative dampens a monumental moment for Hee-do. Yi-jin chases down the only person who may be able to set things right.

2022-03-05 73m★ 8.7

Episode 8

Hee-do perceives a growing distance between herself and Yi-jin, even as he moves back into the neighborhood. Trouble at home adds to Yu-rim's stress.

2022-03-06 73m★ 7.5

Episode 9

As Yu-rim's perspective on Hee-do shifts, so does her behavior. While Hee-do avoids seeing Yi-jin, he volunteers for a special documentary project.

2022-03-12 73m★ 9.2

Episode 10

Under the guise of work, Yi-jin takes Hee-do and Yu-rim on a weekend getaway to the ocean — and agrees to let Ji Seung-wan and Ji-woong tag along.

2022-03-13 71m★ 9.0

Episode 11

Hee-do grows upset when her career-obsessed mother fails to keep a promise. Yi-jin helps out Ji-woong's plans for a grand gesture at a music festival.

2022-03-19 77m★ 8.7

Episode 12

Unable to hold back from putting an end to a teacher's abusive behavior, Seung-wan stands her ground. Hee-do and Yu-rim support a distraught teammate.

2022-03-20 75m★ 8.7

Episode 13

Warnings about allowing his personal ties to affect his work weigh heavily on Yi-jin. The school fencing team enters their last competition together.

2022-03-26 75m★ 8.7

Episode 14

Shouldering the burdens of a sudden misfortune in her family, Yu-rim arrives at a decision that places her in hot water with the public.

2022-03-27 79m★ 8.7

Episode 15

Hee-do once again finds herself opposite her most formidable opponent. Yi-jin is busier than ever after transferring to another department.

2022-04-02 89m★ 8.3

Episode 16

In an emotionally charged exchange, Hee-do and Yi-jin confront the state of their relationship. Hee-do accidentally leaves her diary on a bus.

2022-04-03 90m★ 8.3

Season 1

Twenty Five Twenty One FAQ

How much does it cost to watch Twenty Five Twenty One?

Episodes cost 1 credit each. Credits are $1 each, so a full season costs the number of episodes in credits. Each episode you unlock stays in your account permanently.

Do I need an account to watch Twenty Five Twenty One?

Yes. Create an account and add credits before unlocking an episode. Signing up is free and only needs an email and password.

How many seasons of Twenty Five Twenty One are there?

Twenty Five Twenty One has 1 season on Cineby, with 16 episodes in total. Start with season 1 below.

Where should I start watching Twenty Five Twenty One?

Start with season 1, episode 1. The episode list on this page keeps the order, and the player moves to the next episode when one ends.

Can I watch Twenty Five Twenty One with subtitles on my phone?

Yes. The player includes a CC menu where available, and the whole site is built for mobile. Fullscreen and picture-in-picture are supported.