Collect all Know By Heart... Trophies/Unlock all other achievements
Make it in time to work and then to meet Asya
Open the door to Genghis and help aunt Galya in every way
Reminisce your past with Asya
Collect enough memories during the evening after Asya's departure
Earn Asya's good graces during the day
Make all possible phone calls during the day
Refrain from a joyride in uncle Kolya's car
Serve the tea to everyone appropriately
Witness Asya reciprocate Misha's feelings
Retrieve a birthday photo and restore it on its rightful place
Find Asya without Genghis' help
Convince Artyom to stay
Save everyone from the fire
Find the archive before they are requested
Find Asya during the night
Make Misha's parents reunite in the epilogue
Discover all available memories
Fill out the entire map
Finish the story