血衫

血 = 丶 + 皿 : Mnemonic symbol: blood transfusion.

Xu Xian hurt himself and needs to get a blood transfusion in the elevator's bathroom. He found a petal leaf as donor, which is bleeding droplets into a bowl; Xu Xian gets the blood from the bowl as infusion using some tubes.

衫 = 彡 + 衤 : Sherlock Holmes (s) is getting ready to go home in front of the anthill (an1). He puts on a jacket with open slits in place of sleeves (衫), a royal ermine coat (衤) and a fake Santa Claus beard (彡) to stay warm.