World in the Volcano: The Rain Killer

In the concluding part of Olga Maksymchuk's "World in the Volcano" duology, twins Sonya and Marko Brumy, along with their classmate Ahava Midnyi, confront the encroaching darkness of the Siry (the Gray Ones) infiltrating their real world. Their challenges begin with the sinister math teacher Kakuntsia and escalate when a menacing Gray Horse wreaks havoc on their schoolyard, even attempting to harm Varvara, an elderly woman who has become Sonya's confidante. Varvara possesses secret knowledge of the fantastical realms the children previously encountered. When Varvara mysteriously disappears, the trio realizes they must rescue her and liberate their hometown from the grip of fear instilled by the Siry. This gripping narrative delves into themes of courage, friendship, and the timeless battle between good and evil.