Okja (2017)

For 10 idyllic years, young Mija (An Seo Hyun) has been caretaker and constant companion to Okja-a massive animal and an even bigger friend-at her home in the mountains of South Korea. But that changes when a family-owned multinational conglomerate Mirando Corporation takes Okja for themselves and transports her to New York, where image obsessed and self-promoting CEO Lucy Mirando (Tilda Swinton) has big plans for Mija's dearest friend. With no particular plan but single-minded in intent, Mija sets out on a rescue mission