跨境

跨 = ⻊ + 夸 : Karl Koala (ku) found a strange quark (夸) in the ashram's bathroom (a4) and to not step on it with his cowboy boots (⻊) he steps across (跨) the strange quark.

境 = 土 + 竟 : Joan of Arc wants to start her own kingdom and starts with claiming her own territory in the engine's bathroom. She created some walls out of mud but because she has no money to pay, she has a very inexpensive border control consisting of Jacks in their boxes.