The summary is:
Two members of WayV, XIAOJUN and YANGYANG, visit a trampoline playground on a rainy day and have fun playing different games. They compete in basketball, obstacle course, and zipline challenges, and YANGYANG wins all of them. They also joke around and share their thoughts on the activities. XIAOJUN has to wear an outfit chosen by YANGYANG for the next video as a penalty. They end the video by thanking WayZenNi and reminding them to stay healthy.
Here are some key facts extracted from the text:
1. XIAOJUN and YANGYANG are playing at a trampoline playground.
2. They have three rounds of games: basketball, obstacle race, and sky challenge.
3. YANGYANG wins both the basketball and the obstacle race.
4. The sky challenge involves wearing safety gear and moving on an S-shaped course.
5. XIAOJUN struggles with the balls and the single log bridge in the sky challenge.
6. YANGYANG finishes the sky challenge faster than XIAOJUN and wins the overall game.
7. The penalty for XIAOJUN is to wear the outfit that YANGYANG chooses for him in the next video.