My Best Friend and I Transmigrated to Ancient Times to Become Rich

System + space + transmigration + no romance Three best friends finally saved enough money to buy and renovate a house in the modern world. Little did they expect that their very first meal would give all three food poisoning and send them straight to ancient times. The three friends transmigrated into the bodies of children adopted by an old woman. Working together, they set out to make money and finally achieve the retirement they had always dreamed of? Making money together? Sure! If you want romance, get in line! Nothing can slow down their money-making!