Could It Be? An Alternate Universe!

Moshikashite Isekai (もしかして異世界) is the first chapter of the Mushoku Tensei manga adaptation.

Cover Characters

 * Rudeus Greyrat
 * Roxy Migurdia

Summary
After a 34 year old NEET was kick out of his house, he dies trying to save a group of students from a truck, but to his surprise, he reincarnates as a baby , Rudeus Greyrat, the first son of Zenith and Paul. Finding out that he was no longer in Earth, he decides to secretly train in magic in order to not make the same mistakes he did in his previous life

When he was 3 years old and was secretly training, he misused a spell and his parents discover his potential as a mage. Without any regards to his own feelings, his parents decide to have him study both magic and swordsmanship and proceeded to hire a mage as tutor, contracting Roxy Migurdia, a young mage.

Characters

 * Rudeus Greyrat
 * Zenith Greyrat
 * Paul Greyrat
 * Lilia
 * Roxy Migurdia
 * Nanahoshi Shizuka (Cameo)
 * Shinohara Akihito (Cameo)

Skills

 * Water Ball
 * Water Cannon

Regions

 * Buena Village
 * Fittoa Region

Differences from Light Novel

 * Part of the background of Rudeus in his previous life was cut.
 * The scene where he watches Paul training with the sword and Zenith heal him after he fell happened when he was less than a year old (manga with 3 years).
 * The types of magic and how they work was cut.
 * Rudeus firsts training and test about how work the magic was cut.

Trivia

 * It's the first time that Rudeus' previous life family, Nanahoshi Shizuka and Shinohara Akihito obtain a illustration.