A middle-aged Spanish intelligence operative leading a surveillance team. He uses a romantic relationship with maid Wendy to infiltrate a weapons trafficking couple's home. Initially detached, he grows emotionally attached to her. He orchestrates a honey-trap involving teenager Marta to compromise Congressman Ángel González. Ultimately disillusioned with his agency's unethical tactics, he leaks evidence to a journalist and abandons his career to flee to the Philippines with Wendy.
Juan conducts surveillance and searches for compromising information about Ángel.
Galan assigns Juan to investigate the life of newly elected congressman Ángel González.
Their prior acquaintance enables Juan to recruit Marta for another operation.
The plot states that Marta is a teenage girl Juan knows from a previous case.
Their relationship begins as an intelligence operation and develops into genuine emotional attachment.
Juan romances Wendy to gain access to the mansion, but he later becomes emotionally attached to her and joins her in the Philippines.
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