The protagonist, reborn in a different world, raises his twin sister who was born with him, making use of his knowledge from his previous life. At first, unable to even communicate with words, the protagonist struggles desperately while studying hard! In contrast, his little sister is a genius beautiful girl who grows at a furious pace. But escalating even more than that is her love for big brother♪ ……Will he be able to guide his little sister in the right direction? We will bring you his desperate struggle in great detail, starting from age 0……really, very carefully indeed. By the way, big brother, aren't you also growing in quite a strange direction? ※If you click the title image of each episode...?
| Word | Frequency | Difficulty |
|---|---|---|
| 閑静 | 2 | 5.23 |
| 巣穴 | 2 | 4.32 |
| 倍良 | 2 | 5.45 |
| ブリーフ | 2 | 5.45 |
| 待ちかねる | 2 | 5.20 |
| 進捗 | 2 | 4.60 |
| 臨戦態勢 | 2 | 4.35 |
| 縄 | 2 | 3.81 |
| 女子校 | 2 | 5.40 |
| 尺取り虫 | 2 | 6.66 |
| 謝意 | 2 | 4.90 |
| おっかなびっくり | 2 | 4.70 |
| メイ | 2 | 3.86 |
| 大盤振る舞い | 2 | 4.84 |
| サンタクロース | 2 | 4.96 |
| 若気る | 2 | 5.34 |
| 安売り | 2 | 5.08 |
| 産業 | 2 | 4.21 |
| 隠し持つ | 2 | 4.42 |
| 二宮 | 2 | 4.77 |
| 紅色 | 2 | 4.61 |
| 強ち | 2 | 5.45 |
| 釣り | 2 | 3.87 |
| 二次元 | 2 | 4.76 |
| 休業 | 2 | 4.99 |
| 名乗り | 2 | 3.99 |
| 合理的 | 2 | 4.26 |
| 相違 | 2 | 4.60 |
| 処置 | 2 | 3.99 |
| 浮気 | 2 | 3.94 |
| 仕返し | 2 | 4.33 |
| ロデオ | 2 | 6.05 |
| 風通し | 2 | 4.96 |
| カサカサ | 2 | 5.05 |
| 家族団らん | 2 | 5.85 |
| 無酸素運動 | 2 | 6.51 |
| MP | 2 | 3.67 |
| 自分なり | 2 | 4.49 |
| ただ一つ | 2 | 4.05 |
| 然程 | 2 | 4.44 |
| 付いて行く | 2 | 4.59 |
| あらいやだ | 2 | 5.99 |
| 洗いたて | 2 | 6.05 |
| サブタイトル | 2 | 5.05 |
| フルマラソン | 2 | 5.76 |
| 一曲 | 2 | 4.61 |
| 旅行先 | 2 | 5.37 |
| 構図 | 2 | 4.32 |
| ピンセット | 2 | 5.55 |
| グレード | 2 | 4.77 |
| 買い込む | 2 | 4.42 |
| 発泡スチロール | 2 | 5.71 |
| 見蕩れる | 2 | 5.17 |
| 疲れ果て | 2 | 4.70 |
| 維那 | 2 | 4.76 |
| 両断 | 2 | 4.06 |
| バーコードヘア | 2 | 7.29 |
| 馴れ初め | 2 | 4.98 |
| 打ちまくる | 2 | 5.81 |
| 年配 | 2 | 4.40 |
| 黒猫 | 2 | 4.23 |
| さじ加減 | 2 | 5.27 |
| コンサートホール | 2 | 5.71 |
| 中古 | 2 | 4.71 |
| 皮膚 | 2 | 3.81 |
| 獣医 | 2 | 5.31 |
| 際どい | 2 | 4.62 |
| 手がける | 2 | 5.07 |
| 読みふける | 2 | 5.21 |
| 召使い | 2 | 4.80 |
| クラゲ | 2 | 4.47 |
| 長話 | 2 | 4.78 |
| ダイビング | 2 | 5.34 |
| もみ洗い | 2 | 6.28 |
| こもった声 | 2 | 5.15 |
| 専門用語 | 2 | 5.15 |
| 悪阻 | 2 | 4.84 |
| 終わりまで | 2 | 5.11 |
| 生と死 | 2 | 4.94 |
| もういっちょ | 2 | 5.49 |
| プレゼン | 2 | 5.04 |
| エビ | 2 | 4.40 |
| 食わせる | 2 | 4.29 |
| 補い | 2 | 5.03 |
| 厳か | 2 | 4.39 |
| 入場 | 2 | 4.23 |
| 基づく | 2 | 4.44 |
| 一人当たり | 2 | 5.09 |
| 白衣の天使 | 2 | 5.99 |
| しょげ返る | 2 | 6.14 |
| 問題無い | 2 | 4.18 |
| 都市計画 | 2 | 5.40 |
| 何人でも | 2 | 5.43 |
| ガシッと | 2 | 4.94 |
| 身構え | 2 | 4.32 |
| 挺 | 2 | 4.50 |
| 回帰 | 2 | 4.56 |
| 紙袋 | 2 | 4.42 |
| 尊 | 2 | 4.48 |
| 撃沈 | 2 | 4.57 |
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