Soda☆Sis

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...?