Emperor of the Mysterious Heavens - Chapter 27 - 038: Breaking the Army’s Will,

Solminati Academy is a gathering place for youngsters with dreams, hopes, ambitions, and various thoughts. There was a boy here who entered the school to support his beloved’s dream.

“Ah…” She is so tickled that she is defenseless against his attacks. “You can choose to marry me or to die!” By then you will become the first person in history to die from tickling. “If you dare to reject me, I will make sure to ravish you until you yield to me.”

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).