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About Boys II Planet

Boys II Planet is a survival show broadcasted on Mnet. It is a sequel to Girls Planet 999 and Boys Planet. Planet K premiered on July 17 while Planet C started airing on July 18, 2025. Boys II Planet is based on the themes and aesthetics of space. It consists of two programs, K and C, produced in Korean and Chinese respectively, with both programs following the same format for each contest. The show will create a twin group project, with both groups debuting at the same time. The final line-up will work in two different groups, K and C, and will also work as a complete group.

Boys II Planet runs for 1 season. 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.

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Episodes

Season 1 · 13 episodes

01

EP. 01 PLANET K – You See The Fire? The Fire Has Been Lit

The trainees perform in front of their masters and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. If participants disagree with the rating, they can take an "Extra-Test", which can either raise or lower their rating.

2025-07-17 153mNow playing
02

EP. 01 PLANET C – You See The Fire? Burning Blood

The trainees perform in front of their masters and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. If participants disagree with the rating, they can take an "Extra-Test", which can either raise or lower their rating.

2025-07-18 132m
03

EP. 02 PLANET K – Stronger Energy, Let's Go and Be Confident!

Trainees are re-evaluated for their signal song performance skills and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. In the second stage, for each class, the master's rating and the Star Creators' rating are added together to determine the final class.

2025-07-24 165m
04

EP. 02 PLANET C – Stronger Energy, Protect the All Star

Trainees are re-evaluated for their signal song performance skills and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. In the second stage, for each class, the master's rating and the Star Creators' rating are added together to determine the final class.

2025-07-25 155m

Boys II Planet FAQ

How much does it cost to watch Boys II Planet?

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 Boys II Planet?

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 Boys II Planet are there?

Boys II Planet has 1 season on Cineby, with 13 episodes in total. Start with season 1 below.

Where should I start watching Boys II Planet?

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 Boys II Planet 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.

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