Ark Academy, chosen as the model case for a school that integrates multiple races. As usual, the teacher was entangled in a passionate embrace with Iris, but due to carelessness, he injured his hand. Wanting to take care of her injured teacher, Iris decided to visit his home regularly. “Starting today, I’ll be in your care for a while.” Being alone with Iris in his own house was too much for the teacher to handle. He tried to hold her and make love to her like always. But the serious and dutiful Iris put caregiving first and firmly refused his advances. The teacher was devastated by the unexpected rejection. However, for some reason, Iris suddenly started seducing him herself…? With his right hand unusable due to the injury, the teacher begins a cohabitation life that feels almost like a married couple. The elf princess Iris provides him with devoted, hands-on nursing care… but until his hand fully heals, “nightly activities” are strictly prohibited!?