末了

末 = 一 + 木 : Mahatma Gandhi set up a giant flute on a Christmas tree, trying to raise awareness for the Roof of the World in the observatory's bathroom. He chose the flute and the tree as symbols for the sky and nature, but as Jehovah’s Witness enters, she thinks it's the sky that has fallen down on our heads, and the end of days is ultimately there.

了 = 乛 + 亅 : Sir Lancelot (l) has completed (了) his preparations to fight the world. There he stands ready, on top of the Elevator (e5), with a sickle (乛) and a crowbar (亅) in his hands.

了 = 乛 + 亅 : Mnemonic symbol from "to finish" and the shape of the character: a prize cup.

Li Qingzhao (li) is responsible for manufacturing a prize cup (了). She only needs to add a poetic engraving. Unfortunately, she suffers from a writer's block. In the aorta's living room (ao3), someone left a cryptic message engraved on the walls using a sickle (乛), which is still lying on the floor. Being an accomplished poet Li Qingzhao is able to understand the message clearly (了), realizes its poetic potential and starts to engrave it on the prize cup using a crowbar (亅).