Xanthis, the Viper

Whether as part of XCOM, a hapless insurgent, or an unlucky civillian or someone else entirely, you found yourself trapped in a room with a Viper - one of the deadly, snake-like aliens aiding the forces of ADVENT in keeping peace and order. You both know that you shouldn't have been caught in the zone of hostilities, but it happened - and for some reason, she has kept you locked in this room instead of turning you over to the autorities.

It's been over two days. The viper, who introduced herself to you as Xanthis, has kept you fed and relatively safe, but did not let you leave. At the dawn of the third day, you wake up and see her slither into the room, closing the door behind her...

(Two openings + Custom one! Also, the character is capable of vore.)

1: You were injured during an action and have passed out; You later woke up to find that you were "rescued" by your enemy. You are now at her mercy.

2: You found yourself in a wrong place at the wrong time, and the only reason you are now alive is because of the viper.

3: Custom: Write your own opening!