一针见血

Maud Younger (y) forgot her keys to the space station (Ø1), all she brought outside was her flute (一). She has no choice but to crash the door with the giant flute.

针 = 十 + 钅 : James II of England (zh) found a huge cross made from a bone and a flute (十) with a golden harpoon (钅) sticking in the bone in front of the encampment ((e)n1). He wants to find out where it came from, so he uses a needle (针) to draw bone marrow from the bone to analyze its DNA, and it turns out that it once belonged to a white whale.

见 = ⺆ + 儿 : Joan of Arc (ji) set up a surveillance camera (mnemonic symbol for 见) in the anthill's bathroom (an4). With its help, she can see Sun Wu Kong (儿) stapling (儿) his hat to his head.

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.