11-year-old Yusuke and his classmates camp in the woods and see a strange light. They discover a small metallic object like a robot which talks, calls himself Tetra and knows Yusuke's name. Tetra can create wonderful gadgets but actually has to save the world with Yusuke's help from extraterrestrials with bad intentions. DVDrip. Japanese audio with English subtitles. Requests? Feedback? Shit-talking? Trojan and/or worm? Rotten to the core? You can find me and my channel on the /m/subs discord! https://discord.gg/Ndtt32a5bX