I Was Imprisoned by the Empress at the Beginning, and I Was Secretly Invincible

Jiang Hao traveled to another world and worked hard to help the empress ascend the throne, but he didn't expect that he would be abandoned and thrown into prison.

Fortunately, he awakened the lying down system, and as long as he lay down, he could get rewards.

[Ding, lie down for a day and gain a superb physique.]

[Ding, lie down for a month and obtain the longevity technique.]

[Ding, lie down for a year and gain the fruit of the Sainthood.]

So, he lay down and slept in the prison every day, and before he knew it, he had become invincible...