中文逻辑是计划“之后”.英文的逻辑应该是“伴随着”计划.因为心态、态度、行为改变的原因是有了一个计划.（我这样理解你原句的意思没有错吧?）所以用with 比较合适.
With the plan,all including mentality,attitude and behavior will definitely change.或者
After working out the plan,everything will change including mentality,attitude and behavior.change 提前也有强调的作用.