Sailor Moon Crystal (2014)

S2E3 Act 17. Secrecy ~Sailor Jupiter~

Makoto realizes that the Black Moon's true target is Chibi-Usa, not the immensely powerful Silver Crystal. The three remaining Sailor Senshi are resolute in their mission to protect Chibi-Usa, believing she might have the answers to their lingering questions and enigmas. At the same time, Petz unleashes a lethal disease throughout the city, and Makoto finds herself infected, falling seriously ill.