Mina, who is bored and has no place at home, devotes herself to work to relieve her loneliness. Her colleague Asano falls in love at first sight with her kind and sincere attitude towards everyone and her extraordinary beauty Mina. Asano actively talks to her, Mina, to cheer her up with her lonely expression that she sometimes shows. Such a courageous and single-minded feeling melts Mina's cold heart, and she steps forward to a line that should not be crossed.
