Seducing the Alien Queen in Another Universe

Shaco, an average boy, uses the Harem God Seducing System to win the heart of Carol, the billionaire’s daughter. Just as he’s about to succeed, alien creatures invade their school, declaring Carol their queen and taking her through a portal to another universe. Now, Shaco must use his newfound powers to face interdimensional dangers, uncover the aliens’ motives, and bring Carol back. Will he succeed, or will she be lost to him forever?