Ichigoichi is a pharmacist who likes to help people. Her life is a little difficult, but she works with a sense of fulfillment. The client who came to her is Kairan, a man with a brilliant eyebrow... At first, Ichigo is confused by the very forceful Kairan, but as Kairan buys her as a pharmacist and shows her kindness from time to time, she gradually begins to want to be of use to him... I want to be of use to him...? Then, Kairan's true identity is revealed...