Hygiene Hero Academy follows cousins Cressida Moor and Evren Thal as they enroll beneath the roots of Whisperwood Tree in a secret school dedicated to teaching essential personal-care quests. Guided by Professor Purwell, the duo tackles handwashing sing-alongs, flossing forests, bubbly bath races, and toothpaste tower climbs to earn shining Clean Stars. Along the way, they master teeth brushing, hair combing, nose-blowing, and more—each challenge recorded in a magical hygiene journal. Bursting with humor, vibrant settings, and playful creatures, this adventure turns daily routines into epic missions, empowering children ages 6–9 to embrace hygiene as a joyful, confidence-boosting journey.