Who knew that the biggest problem wouldn't be his illness, but trying to kick Byakuya out of the house. His old man was yelling that he would care about him and it cost Senku a lot to get him to go to work. Actually, he had planned to finish his science project, but his body failed him. However, when his head stopped spinning for a bit, he heard the door lock click. Senku thought it was Byakuya returning, but it turns out that the situation has gotten even more complicated. "Why are you here?"