This game often lacks erotic situations, erotic humor, kissing, thoughts about contraception before sex, foreplay, lubrication, sex toys, variety of sex positions, female orgasms, ... sex is mostly reduced to penetration, pumping-loop, mc cums and walks away and girl notes to take a morning-after pill.
About tightness :
What tightness do you expect after she gave birth to 3 children ca 20 years ago?
I guess in real life it mostly depends on how good she has trained her vaginal muscles if she can milk him or not ... Tasha does work out, so she probably can make it as tight as you want ...