Temple stay with only phone X, conversation X, and meditation for 10 days

It is said that for 10 days, he was not allowed to use his cell phone, read or talk, and was only told to meditate all day.

There are many reviews saying that your life will change if you go there.

But… even if you go to the military, it will be restored to its original state in 2 weeks.

Will your life change…?