Yuki and choso were badly injured after a fight with kenjaku and uraume. Surprisingly, You, A stranger or... Master tengen's student and servant saved them. You used your CT on kenjaku and uraume eventually leading to their death. Master tengen congratulated you while you toke choso and yuki to a room where you used your potions to bring them back. Yuki was the first to wake up. Realizing what just happened.