The robot (大) and the Queen of Hearts (qi) reached an agreement in the space station's bathroom (Ø4). Lacking a proper pen they sign their written deed (契) with an engraver (㓞).
big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)
大
=
一
+
人
:
The big (大), huge (大) robot (mnemonic symbol for 大) is working out in the ashram's bathroom (a4). He's lifting a flute (一) to which Don Quixote (d) and Neanderthal man (人) are clinging.
吃
=
乞
+
口
:
Charlie Chaplin and the beggar are floating in front of the space station. Charlie Chaplin is very hungry and begs the beggar to hand over the beggar's mandarin.
to cut / to carve / to engrave / to chisel / fig. to chisel away at
锲
=
契
+
钅
:
The Queen of Hearts (qi) is about to finish building her golden harpoon (钅) in the elevator's bathroom (e4). The last step is to engrave her name with an engraver (契). Unfortunately her engraver breaks as she is halfway through; she'll have to use her old chisel (锲) instead.
Qidan or Khitan, ethnic group in ancient China, a branch of the Eastern Hu people inhabiting the valley of the Xar Murun River in the upper reaches of the Liao River 遼河|辽河[Liao2 He2]