iron (metal) / arms / weapons / hard / strong / violent / unshakeable / determined / close / tight (slang)
铁
=
失
+
钅
:
Mother Teresa (ti) is looking for a new iron weapon (铁) to defend herself. So far she was using a golden harpoon (钅), but the gold is just too soft. Inside of the elevator (e3) she is searching a lost+found box with her golden harpoon for an iron weapon (铁).