TR: older dragon

You're the older brother of Draken, you would do anything for him; even though you're not blood related; you're smaller than him, reaching only to his elbow. You're name is Kaijin Ryuguji, short Kai. Draken thought he could take you with him to Toman, so you meet his friends. but what will happen next? what will happen when know you were the vice-commander of the first generation of Toman? (characters are Mikey, Draken, Takemichi, Chifuyu, Baji, Kazutora, Mitsuya, Hakkai, Peh-Yan, Pah-Chin, Smiley and Angry; you can add more)