Imoto Yo, Sono Koshaku Ka Reisoku Ha Kanchodesu (Celica) [Light Novel]

[Machine Translation] Cynthia, a viscountess who is mistreated by her father and half-sister, has her young brother Harry taken hostage, and is even forced to take part in tax evasion. Cynthia is proud of her late mother, but she has no choice but to protect her son. In no time at all, the family is decapitated by a shrewd counterintelligence agent who is the royal family's handler. Determined to face the consequences, he and his brother are taken to... The marquis' mansion's hot bath! The children's favorite food is served at the dinner table, and they are perfectly escorted and sheltered wherever they go. The warm and clumsy love heaped on her heals her heart. But why does he love the daughter of a sinner? A Cinderella romance between a disadvantaged daughter and an ice-cold spy son who nurture their love!

父と異母妹に虐げられる子爵令嬢・シンシアは、幼い弟・ハリーを人質に取られ、脱税の片棒まで担がされていた。亡き母譲りの矜持にもとるが、この子を守るためには仕方ない―不遇の状況は、氷の美貌を持つ侯爵家令息・アランが現れ一変!王家の懐刀である切れ者間諜に、あっという間に一家は断罪される。覚悟を決め弟と連行された先は...侯爵邸のほかほかお風呂だった!?どこに行くにも完璧なエスコートで庇護され、食卓では子どもの大好物を大盤振る舞い。不器用であたたかな愛情に心が癒えていく。けれど、どうして罪人の娘を愛してくれるのだろう?「貴女だけが私の光だ」不遇令嬢と氷の間諜令息が愛を育む身分差シンデレラロマンス!