A possible concise summary is:
A group of spy ninjas are trying to stop a hacker who uses a device that can change people's personalities with sound frequencies. The hacker is also the ex-boyfriend of one of the spy ninjas, V, who tries to reconnect with her. The spy ninjas manage to get the device and use it on one of their own, Melvin, who becomes boring. They also find out that the hacker has their DNA and plans to use it on other youtubers. They watch a parody video to restore Melvin's personality and prepare to face the hacker again.
Some possible key facts extracted from the text are:
1. The text is a transcript of a YouTube video by the Spy Ninjas, a group of content creators who make videos about fighting hackers and solving mysteries.
2. The video involves a hacker who uses a device called the transducer to alter the personalities of YouTubers with sound frequencies, making them boring and uncreative.
3. The hacker also has a doppelganger who can impersonate anyone by wearing masks and wigs.
4. The hacker targets Chad, one of the Spy Ninjas, and makes him lose his excitement and passion for making videos.
5. The hacker also claims to be the ex-boyfriend of V, another Spy Ninja, but he is actually the doppelganger pretending to be her childhood crush from the gifted kids center school.
6. V and Regina, another Spy Ninja, manage to defeat the doppelganger and get the address of the hacker's location from V's real ex-boyfriend, who is a nice guy and brings chocolates.
7. Chad recovers his personality by watching a music parody video made by Daniel, another Spy Ninja, who also gets his hair taken by the hacker for his DNA.
8. The Spy Ninjas end the video by asking their viewers to subscribe to their channels and watch out for their next music parody.