Fun game to play with your friends. And closely depicting Vietnamese folks' experience with floods as well.
Also, to help with the reconstruction of the heavily affected area, you guys can consider to donate directly to the VIetnam Fatherland Front's Central Relief Committee:
https://en.vietnamplus.vn/vietnam-fatherland-front-allocates-additional-aid-to-h...
https://mattran.org.vn/hoat-dong/loi-keu-goi-cua-doan-chu-tich-uy-ban-trung-uong...