This mod pack has everything you need to reach full immersion in Minecraft
Description
This is the most immersive modpack in Minecraft, A great way to spice things up while still playing the vanilla game.
This pack includes Better Animations (Including player animations), Better combat, Realistic first-person view, The perfect settings for complementary shaders, and of course a few more touches.
Making Minecraft as Immersive as Possible with Mods (youtube.com)