Jared and AL Watch Sailor Moon Crystal #35 - Act 34: Infinity 8 -Infinite Labyrinth 1-

Jared and Anne Ladyem (anneladyem.com) see Chibi-Usa kind of sort of die before Mamoru magically keeps her alive, Usagi get riddled with bad imagery, Mistress 9 gulps down a crystal, and the labyrinth is indeed infinite.