Answer:
When you say, "to swallow something hook, line, and sinker" it means to completely fall for whatever was said or to completely believe what was told or presented. Usually, what was presented is a lie, and when the person is gullible enough to believe it, the phrase applies.
That the characters age is sixteen at one point
Introduction
Hope u had a good day.
Probably like Call of Duty: Advanced Warfare. XD