Misaki who got married to Koji who has a child, overwhelming the opposition of the surroundings. Fleeting happiness ... Koji died suddenly. After the funeral, Yuta, the stepchild, was supposed to return to her mother, but ... "Instead of my father ... Is it useless for me?" Misaki was surprised by the unexpected words of Yuta. Misaki at this time hadn't noticed yet, though it was hidden behind the words.