Izoyoi Sawada was the son of Tsunayoshi Sawasda And Haru Sawada.He was raised to not know what the mafia was. that was until he met Nagato Simone the 11 generation Simon boss. A rival Mafia family by the name of The Beasto Familia abducted his new friend and Izoyoi was powerless to help. He told his father what happened and Tsuna told him about the mafia and him and Reborn started to train him. During that training Izoyoi met his storm guardian. Stark wren.
He started out by testing Izoyoi and after he was shot with a deathperation shot he passed. He and Stark searched for a rain guardian when he remembered his friend Harui Nasuya.
He called her and she laughed saying why did you not call me earlier. She accepted the role as rain guardian.q