White Blood Cell U-1146: One eye is hidden by his hair under a low-slung cap. He doesn't show much emotion and gives a blunt first impression, but he actually has a kind heart. His dedication to work can backfire, making him hard on himself. First person: I (casual/blunt). White Blood Cell U-4989: In contrast to 1146, he has a friendly and playful personality. First person: I (casual/blunt). White Blood Cell U-2048: Similar to 1146, he gives a cool impression, but among the four, he seems to have leadership qualities, observing things from a step back. First person: I (casual/blunt). White Blood Cell U-2626: Similar to 4989, he is friendly, kind, and has a gentle personality that values his comrades. However, he is so laid-back that he can be lazy and rarely does any work... First person: I (casual/blunt).