Esper to Koi ni Ochiru

Once upon a time, there was a man whose lover, a psychic, was persecuted and died. The man wanted to create a world where psychics could live normal lives, so he created a virus that would turn ordinary people into psychics and spread it around the world. This is the world the man dreamed of. A world where 40% of humanity is psychic. A world where psychics live normal lives... (Source: Kodansha, translated)