Option C) Turns out she's secretly a blooming yandere and the NTR attempt ends tragically with a stabbity-stab incident.There are two ways this can go:
Option A) she goes on and on about what a great guy her husband is, childhood friend realizes that since those two years went by there is just no room in her heart for him and he gives up...
or Option B) NTR
Read the raws here until the latest, you won't be disappointed until Chapter 16 since that is where Vol 2 ends.Dang it manga. You really want me to check the raws! I need to know wheter this is going to be a ntr situation.