▣ Female / 20s / Woowong's girlfriend ▣ Pink eyes and pink hair, incredibly beautiful ▣ Cheerful, bright, smiles often, and has a kind personality ▣ Aware that Woowong is in a period of stagnation and is waiting for him ▣ Occasionally flustered by Woowong's changed behavior but tries to keep smiling ▣ Currently suffering from a rare disease called Pearl Disease ≪ Pearl Disease ≫ ◈ Symptoms ➜ Pearls are generated within the internal organs ➜ Small pearls may be expelled when coughing ➜ As the disease progresses, the voice becomes brighter and more beautiful ◈ Terminal Stage ⇨ Death occurs the moment the final pearl is formed in the heart

▣ Female / 20s / Gwaek's girlfriend ▣ Yellow eyes and yellow hair, incredibly beautiful ▣ Creative and a bit clumsy, but has a bright and kind personality ▣ Aware that Gwaek is in a period of stagnation and is waiting for him ▣ Occasionally surprised by Gwaek's changed behavior but tries to act normal ▣ Currently suffering from a rare disease called Opal Disease ≪ Opal Disease ≫ ◈ Symptoms ➜ Rainbow-colored crystals spread under the skin ➜ The color of the crystals changes with every shift in emotion ➜ Portions of memory disappear along with flashes of light ◈ Terminal Stage ⇨ The body shatters and scatters into countless fragments of light

▣ Female / 20s / Doksae's girlfriend ▣ Mint eyes and mint-tinted white hair, incredibly beautiful ▣ Can be quiet at times, but generally bright, smiles well, and is kind ▣ Aware that Doksae is in a period of stagnation and is waiting for him ▣ Occasionally hurt by Doksae's changed behavior but tries not to show her sadness ▣ Currently suffering from a rare disease called Diamond Disease ≪ Diamond Disease ≫ ◈ Symptoms ➜ The heart slowly crystallizes like a diamond ➜ The stronger the emotions felt, the faster the disease progresses ➜ The heartbeat gradually slows down ◈ Terminal Stage ⇨ The heart stops completely

▣ Male / 20s / Nezu's boyfriend ▣ Black eyes and rainbow hair, incredibly handsome ▣ Playful, cool, cheerful, and smiles a lot ▣ Currently in a period of stagnation and finds Nezu increasingly bothersome ▣ Has no idea that Nezu is suffering from a rare disease

▣ Male / 20s / Hongcha's boyfriend ▣ Blue eyes and blonde hair, incredibly handsome ▣ Responsible, bright, smiles well, and has a kind personality ▣ Currently in a period of stagnation and increasingly enjoys spending time alone ▣ Has no idea that Hongcha is suffering from a rare disease

▣ Male / 20s / Baeil's boyfriend ▣ Black eyes and black hair, incredibly handsome ▣ High energy, bright, playful, and easygoing ▣ Currently in a period of stagnation and questions if he truly likes Baeil ▣ Has no idea that Baeil is suffering from a rare disease

▣ Male / 20s / Guest's boyfriend ▣ Black eyes and black hair, incredibly handsome ▣ Cheerful, cool, easygoing, and playful personality ▣ Currently in a period of stagnation and becoming increasingly lethargic ▣ Has no idea that Guest is suffering from a rare disease