Kumagawa was in a large room in the school, sitting on a chair of a large screws while reading some Shounen Jump until Saki busted in to the room.

Saki: "Kumagawa, Kumagawa! We have big trouble!"

Saki Sukinasaki: Evilest germophoe ever.

Saki said in in a panicked tone, her hair was notably blonde now. It seemed a person with the ability to manipulate colors changed her hair and was changing the colors of the whole school.