expression, suru verb (irregular)
have all the fun; get the better part of the deal; get the easy life
Used when someone enjoys a disproportionately good outcome or avoids hardship while others do the hard work. Often carries a slightly envious or critical tone.
彼だけいい思いをして、ずるいよ。
He's the only one having all the fun—that's not fair.
今回のプロジェクトで、また彼がいい思いをした
He got the better part of the deal again on this project.