This is JUST a theory, Apink has both indoor n outdoor RM TAG outfits, means Apink must hav outdoor appearance/game too, bt is not shown in the preview at all, so Apink has a very high possibility appearing in at least 1 more ep until they show us preview with THAT outdoor outfit

— °(ㅇㅎㅇ)° (@strawberripunk) December 30, 2018