A possible concise summary is:
The Spy Ninjas have to rap battle the hackers to save Chad, who lost his mind after being zapped by a device. They practice rhyming and roasting, but they are not very good at it. V sneaks behind the hackers and frees Chad with another device. They escape and plan to bring Chad back to normal.
Here are some key facts extracted from the text:
1. Chad, a member of the spy ninjas, lost his mind after being zapped by a translucer, a device that alters personality.
2. A hacker captured Chad and challenged the spy ninjas to a rap battle royale in 30 minutes to get him back.
3. The spy ninjas practiced rhyming and roasting skills to prepare for the rap battle.
4. The rap battle consisted of four rounds, each with a different hacker and a different spy ninja.
5. The rap battle ended in a tie, and the spy ninjas suggested a group rap battle as a tiebreaker.
6. Vee, another spy ninja, freed Chad from the tree using the translucer and threatened the hackers with it.
7. The spy ninjas escaped with Chad and planned to get him back to normal.