Transmigrated Dragon Master: All SSS-Rank Dragons Are My Relatives

Modern youth Li Shaotian transmigrates into the Beast Taming world, faces contract failure, and is betrayed and mocked by his girlfriend. After accidentally binding a pay-to-win system, he meets his cousin Hei Long, also a transmigrator. He consecutively tames SSS-rank dragon relatives, uses the system's power and dragon combat strength to slap faces on his enemies, destroy the Xiao family, quell the beast tide in the demon cave, and turns from a useless contract master into a god-level tamer in this hot-blooded satisfying story.