Sherlock Holmes (sh) is cleaning a flower pot (廿) under the shower of the space station's bathroom (Ø4) with a loofah (L) because he didn't quite understand a poster next to the shower from the WHO (世) explaining dangers arising from different germs.
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Linus Pauling, a famous scientist with a beret. Father Time commands Linus Pauling to hand over his beret to him in front of the aorta, but Joan of Arc comes to his rescue.