Isekai Maou to Shoukan Shoujo Dorei Majutsu - Volume 7 Chapter 4 part7

The fiancée has betrayed, but how could she know that the man she looked down upon was in fact a prodigy with healing and martial prowess!

The whole world is subjected to a highly dangerous standardised exam called the Global University Entrance Examination. Answering questions by putting their lives at stake, they would live if they passed the test. Every month the exam will undergo reformation while, occasionally, it is random.

- Description from Novelupdates

A class full of idols and beautiful people are sent to another world. However there is one guy who is ugly, fat and smells… our protagonist. This is his comedic story of evolution and the slow building of his harem. The first heroine is a gorilla.

"Five years! Do you know how these five years have been for me?"

It had been five years since Gongzi Liang was transmigrated to a fantasy world and had received the Legendary Gold System.

However, the system kept nagging him to top up every time.

[$3 for God's Ring, $6 for first-time reward, $18 for enhancement, $28 for God-tier Beast...]

Gongzi Liang could only look at all the god-tier rewards and couldn't do anything because he didn't have money.

But, he did realize that he could level up his skills and strengthen his body by using copper coins. It could save him 99.99% of training.

It wasn't even hard for him to jump a few ranks in one day.

He would also gain coupons by completing the daily missions.

Just like that, Gongzi Liang became obsessed with completing his daily missions...