Damn, the maids are strong! How did they carried a bathtub full of water 😅

They bring an empty tub first then fill it repeatedly with a pail of water

http://www.mangago.zone/read-manga/sincerely_i_became_a_duke_s_maid/ml/mpn_chapter-2323958/pg-6/

http://www.mangago.zone/read-manga/sincerely_i_became_a_duke_s_maid/ml/mpn_chapter-2323958/pg-8/