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100 eps
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Secret agents travel through the campus

Watch episodes 1–10 freeContinue from ep 11 in the official app

Episodes 1–10 stream here. Episode 11 onward continues in the official app.

Episodes100 episodes · 1–10 free here · 11–100 in the official app

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Free on Back'n'TimeContinues in the official app

The story

Quick answer: 100 episodes, English original audio, and episodes 1–10 play right here tonight.

In the year 2024, the male protagonist, a skilled secret agent, found himself betrayed by a deceitful traitor. In a twist of fate, he found himself suddenly reliving his high school days. Here, he faced schemes from vindictive teachers and jealous classmates who sought to force him to drop out.

Drawing on his memories of the future, he skillfully evaded their traps and exacted his revenge. To ensure his survival in this second chance at life, he even joined a fierce contest among elite secret agents, determined to make a comeback and reclaim his status.

Vibe
Payback, served slow
Episodes
100
Language
English
Free here
Episodes 1–10

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Questions people ask

How many episodes are there in Secret agents travel through the campus?

Secret agents travel through the campus has 100 episodes in total. Short dramas run about one to two minutes an episode, so it is an easy one-sitting binge. Episodes 1–10 play right here on Back'n'Time; episodes 11–100 continue in the official app.

Can I watch Secret agents travel through the campus for free?

Yes — the first 10 episodes are free to watch on this page, no account and no sign-up. From episode 11 the series continues in the official app, where the platform's own unlock options apply.

What happens after episode 10?

Tap episode 11, or any tile with a lock on it, and we hand you over to the official app at that episode. If the app isn't installed yet, you'll land on its store page first. We don't host the locked episodes and we never ask for payment details.

What's Secret agents travel through the campus about?

It's a revenge, rebirth short drama. The story section above has the setup without spoilers past episode 10.

What language is Secret agents travel through the campus in?

The audio is English. It was added to Back'n'Time on Oct 9, 2026.

How watching works

  1. Start here, free

    Hit “Watch episodes 1–10 free” and play the first 10 episodes on this page. No login, no card.

  2. Tap episode 11

    When the free part ends on its cliffhanger, tap episode 11 or any locked tile in the grid above.

  3. Finish in the official app

    We send you to the official app at the same episode, where the remaining 90 episodes continue.

Back'n'Time only offers a free preview of episodes 1–10. The complete series, and any unlocks after episode 10, are provided by the official platform.

Back'n'Time

© 2026 Back'n'Time. We host free previews of episodes 1–10; full series live in each studio's official app. Titles, artwork and trademarks belong to their owners.