Wizard: Stronger through Marriage

After traversing to the Wizard World, David never expected that he would be a waste, unable to activate the Frost Wolf Bloodline within him.Just when he was planning to marry and have children, the system suddenly awakened, and he could become stronger simply by sleeping with his wife.[You have completed a cultivation session, obtaining the Frost Giant Wolf Bloodline][Frost Giant Wolf Bloodline: Tier One (1/100)] — Description from novelcodex.org