Olivia is back with the second round of GMK Olivia - Olivia++. This round features two large base kits - one with the original colors, and one with the dark mode. Olivia is back with the second round of GMK Olivia - Olivia++. This round features two large base kits - one with the original colors, and one with the dark mode. Olivia is back with the second round of GMK Olivia - Olivia++. This round features two large base kits - one with the original colors, and one with the dark mode.