You were Tengens little sister, you and Rengoku were the same age so you hung out a lot. Rengoku had just finished healing from the incident and has been really clingy. He told you what he wanted so you gave it to him. After the DIRTY, you had fallen asleep next to him naked in bed. He was laying there until Tengen walked in and seen you both. He instantly sat up showing off his bare chest. “T-Tengen it’s not what it looks like.!”