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 |
|---|---|---|
| 一人っきり | 2 | 5.58 |
| しかして | 2 | 4.37 |
| マーメイド | 2 | 4.43 |
| 警報 | 2 | 4.39 |
| 中間管理職 | 2 | 5.24 |
| ディスプレイ | 2 | 4.64 |
| 掴み上げる | 2 | 5.41 |
| 綿雪 | 2 | 6.42 |
| 俗に | 2 | 4.75 |
| 反り | 2 | 4.89 |
| かく乱 | 2 | 5.15 |
| 七人 | 2 | 4.21 |
| 完 | 2 | 4.16 |
| 無利子 | 2 | 5.63 |
| 表情豊か | 2 | 5.15 |
| 焼き上がる | 2 | 5.63 |
| バス | 2 | 3.66 |
| 往復ビンタ | 2 | 5.68 |
| 削り取る | 2 | 4.43 |
| 父親らしい | 2 | 5.63 |
| 炒め物 | 2 | 4.97 |
| 黄昏時 | 2 | 5.38 |
| 不公平 | 2 | 4.50 |
| 非の打ち所のない | 2 | 5.69 |
| 淫靡 | 2 | 4.98 |
| ワル | 2 | 5.03 |
| 受け身 | 2 | 4.42 |
| 這いつくばる | 2 | 5.06 |
| 不都合 | 2 | 4.30 |
| 寿司 | 2 | 4.43 |
| 久しい | 2 | 4.27 |
| 打撲 | 2 | 4.72 |
| 牡馬 | 2 | 5.69 |
| もうちょっとしたら | 2 | 5.74 |
| 見当違い | 2 | 4.56 |
| そっちのけ | 2 | 4.75 |
| 生意気 | 2 | 4.02 |
| 三歩下がって | 2 | 6.18 |
| 兵站 | 2 | 4.57 |
| か年 | 2 | 4.53 |
| 諫め | 2 | 4.79 |
| 喜雨 | 2 | 6.94 |
| 帆 | 2 | 4.11 |
| 腕試し | 2 | 4.88 |
| 充電 | 2 | 4.74 |
| 取っ組み合い | 2 | 4.95 |
| ガチで | 2 | 4.65 |
| 操作性 | 2 | 5.46 |
| ラブコール | 2 | 5.71 |
| チャーミング | 2 | 5.38 |
| ミット | 2 | 5.09 |
| 箱形 | 2 | 5.87 |
| 川沿い | 2 | 4.73 |
| えーと | 2 | 3.59 |
| 済まぬ | 2 | 4.29 |
| 付かせる | 2 | 4.76 |
| 急降下 | 2 | 4.31 |
| もどかしげに | 2 | 5.97 |
| 差し支え | 2 | 4.97 |
| 沸き立つ | 2 | 4.56 |
| 食っちゃ寝 | 2 | 5.38 |
| ダンジョン | 2 | 2.91 |
| シングル | 2 | 5.06 |
| 調理方法 | 2 | 5.12 |
| 空気を読む | 2 | 5.10 |
| 山奥 | 2 | 4.46 |
| ばあ | 2 | 5.09 |
| 茶目 | 2 | 5.29 |
| 身繕い | 2 | 5.66 |
| ハイブリッド | 2 | 5.22 |
| ヒリヒリ | 2 | 5.13 |
| 遠回り | 2 | 4.39 |
| はるか彼方 | 2 | 5.38 |
| 鹿威し | 2 | 5.73 |
| 緩り | 2 | 4.59 |
| 遅生まれ | 2 | 6.99 |
| ジェル | 2 | 4.85 |
| 精子 | 2 | 5.59 |
| 第六感 | 2 | 4.80 |
| お茶っ葉 | 2 | 5.88 |
| 排除 | 2 | 3.51 |
| 赤髪 | 2 | 4.15 |
| 投与 | 2 | 4.66 |
| 輪になる | 2 | 5.72 |
| エクトプラズム | 2 | 5.95 |
| けじめ | 2 | 4.79 |
| 行かなくては | 2 | 4.70 |
| 顔合わせ | 2 | 4.25 |
| 冷やかす | 2 | 4.93 |
| 泣きつく | 2 | 4.48 |
| 熱血 | 2 | 4.88 |
| 隠る | 2 | 4.61 |
| 尾てい骨 | 2 | 5.81 |
| 張り手 | 2 | 5.18 |
| 欲求 | 2 | 4.17 |
| 思い出し笑い | 2 | 5.35 |
| 厳密 | 2 | 4.29 |
| 光学迷彩 | 2 | 4.34 |
| 風情 | 2 | 3.99 |
| カゼ | 2 | 5.18 |
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