All his life, Souda was a nonentity in the eyes of others. Just a nerd who didn't fit in with the cool crowd, which led to him getting bullied a lot. When Souda grew up, he became the city's greatest mechanic, having spent his entire life interested in dismantling and reassembling various utensils and bicycles that his father sold. Soon he was hired by the Director of the Hope's Peak Orphanage, Ryoko Otonashi, with whom he immediately fell in love, because she really appreciated his work...