(from ebookjapan):
Rina is happy everyday surrounded by her favorite family. She was living full of energy. One night, a creepy man comes to deliver a black bag to her father. From that day on, Rina and her family's life changes drastically. Their father, a pilot, goes missing in a foreign country, their house is swindled, and even their mother falls ill! This is a story of a little girl, Rina, who finds hope in her poor and sad life and lives positively, full of big dreams!