Boy got power of Time Travel & ends up Marrying an Elf

Genre:- Action , Time travel , adventure , sci-fi , isekai
this is part 1
*He will marry an elf in later part of series

More Underrated/interesting anime, you never heard of...https://youtube.com/playlist?list=PL47fAPhH39TVO0-NEBB0uNqX39wi4Vumh

Takuya Arima is a young student whose father, a historian who has conducted various researches, disappeared recently. During a summer vacation Takuya receives a peculiar package from his missing father, along with a letter containing information about the existence of various parallel worlds. At first Takuya doesn't take it seriously, but soon he realizes that he possesses a device that allows him to travel to alternate dimensions. Is his father alive, after all? If so, where is he?



Anime recap episode 1 full English dub dubbed