「俺、パーティー抜けるわ」が口癖のスキル【縮小】のDランク冒険者、聖女と結婚して勇者パーティーに加入するハメになる

Ard, an adventurer with the ability to shrink things, leaves when the party ranks up and is repeatedly hired by another party as a porter. But this man did it on purpose. Every time he gets his retirement money, Sakaike Nikurin makes a fuss! And the next morning I was hungover! However, such a carefree and boring daily life comes to an abrupt end. Because I'm going to marry the saint Alistair from the strongest hero party of our time!! Why!?